/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-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 10:33:58,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 10:33:58,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 10:33:58,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 10:33:58,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 10:33:58,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 10:33:58,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 10:33:58,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 10:33:58,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 10:33:58,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 10:33:58,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 10:33:58,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 10:33:58,239 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 10:33:58,241 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 10:33:58,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 10:33:58,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 10:33:58,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-12 10:33:58,253 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-03-12 10:33:58,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-03-12 10:33:58,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-03-12 10:33:58,255 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-NoLbe-Delay.epf [2021-03-12 10:33:58,295 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 10:33:58,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 10:33:58,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 10:33:58,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 10:33:58,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 10:33:58,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 10:33:58,299 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 10:33:58,299 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 10:33:58,299 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 10:33:58,299 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 10:33:58,300 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 10:33:58,300 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 10:33:58,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 10:33:58,301 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 10:33:58,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 10:33:58,302 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 10:33:58,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 10:33:58,303 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 10:33:58,303 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 10:33:58,303 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 10:33:58,303 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 10:33:58,303 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 10:33:58,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 10:33:58,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 10:33:58,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 10:33:58,658 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-12 10:33:58,660 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-12 10:33:58,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl [2021-03-12 10:33:58,662 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/mts-array.wvr.bpl' [2021-03-12 10:33:58,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 10:33:58,713 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-12 10:33:58,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 10:33:58,714 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 10:33:58,714 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 10:33:58,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 10:33:58,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 10:33:58,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 10:33:58,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 10:33:58,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... [2021-03-12 10:33:58,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 10:33:58,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 10:33:58,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 10:33:58,760 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 10:33:58,761 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 10:33:58,809 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-12 10:33:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-12 10:33:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-12 10:33:58,810 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-12 10:33:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-12 10:33:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-12 10:33:58,811 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-12 10:33:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 10:33:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 10:33:58,811 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-12 10:33:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-12 10:33:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-12 10:33:58,813 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 10:33:58,961 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 10:33:58,962 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-12 10:33:58,963 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 10:33:58 BoogieIcfgContainer [2021-03-12 10:33:58,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 10:33:58,965 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 10:33:58,965 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 10:33:58,967 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 10:33:58,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:33:58" (1/2) ... [2021-03-12 10:33:58,968 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71f0d46 and model type mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 10:33:58, skipping insertion in model container [2021-03-12 10:33:58,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 10:33:58" (2/2) ... [2021-03-12 10:33:58,969 INFO L111 eAbstractionObserver]: Analyzing ICFG mts-array.wvr.bpl [2021-03-12 10:33:58,974 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 10:33:58,974 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 10:33:58,977 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 10:33:58,978 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 10:33:59,005 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-12 10:33:59,034 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 [2021-03-12 10:33:59,076 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 10:33:59,077 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 10:33:59,077 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 10:33:59,077 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 10:33:59,077 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 10:33:59,077 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 10:33:59,077 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 10:33:59,077 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 10:33:59,124 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:33:59,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:33:59,130 INFO L82 PathProgramCache]: Analyzing trace with hash 1558799945, now seen corresponding path program 1 times [2021-03-12 10:33:59,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:33:59,137 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663153240] [2021-03-12 10:33:59,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:33:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:33:59,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:33:59,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663153240] [2021-03-12 10:33:59,277 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 10:33:59,277 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 10:33:59,278 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243134407] [2021-03-12 10:33:59,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-03-12 10:33:59,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:33:59,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-03-12 10:33:59,293 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-03-12 10:33:59,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:33:59,295 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:33:59,296 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 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) [2021-03-12 10:33:59,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:33:59,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:33:59,345 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 10:33:59,345 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:33:59,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:33:59,346 INFO L82 PathProgramCache]: Analyzing trace with hash 42228775, now seen corresponding path program 1 times [2021-03-12 10:33:59,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:33:59,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284827720] [2021-03-12 10:33:59,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:33:59,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:33:59,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:33:59,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284827720] [2021-03-12 10:33:59,385 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 10:33:59,386 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 10:33:59,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877043872] [2021-03-12 10:33:59,387 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 10:33:59,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:33:59,388 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 10:33:59,388 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 10:33:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:33:59,389 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:33:59,389 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:33:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:33:59,389 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:33:59,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:33:59,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:33:59,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 10:33:59,426 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:33:59,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:33:59,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1930946427, now seen corresponding path program 1 times [2021-03-12 10:33:59,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:33:59,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156852818] [2021-03-12 10:33:59,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:33:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:33:59,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:33:59,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156852818] [2021-03-12 10:33:59,978 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [217340099] [2021-03-12 10:33:59,978 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 [2021-03-12 10:34:00,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:00,030 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-12 10:34:00,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:00,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,578 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2021-03-12 10:34:00,581 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:00,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,587 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 19 [2021-03-12 10:34:00,591 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:00,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2021-03-12 10:34:00,600 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:00,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:00,610 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 22 [2021-03-12 10:34:00,613 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:00,666 INFO L628 ElimStorePlain]: treesize reduction 54, result has 43.2 percent of original size [2021-03-12 10:34:00,670 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-12 10:34:00,670 INFO L247 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:153, output treesize:35 [2021-03-12 10:34:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:00,727 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:34:00,727 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-03-12 10:34:00,728 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784087874] [2021-03-12 10:34:00,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 10:34:00,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:34:00,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 10:34:00,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-03-12 10:34:00,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:00,731 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:34:00,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.076923076923077) internal successors, (40), 12 states have internal predecessors, (40), 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) [2021-03-12 10:34:00,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:00,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:00,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:00,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:00,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:00,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:01,131 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:01,131 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:34:01,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:34:01,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1580789603, now seen corresponding path program 2 times [2021-03-12 10:34:01,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:34:01,132 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126218244] [2021-03-12 10:34:01,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:34:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:01,184 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:01,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126218244] [2021-03-12 10:34:01,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1155847279] [2021-03-12 10:34:01,184 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:01,219 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 10:34:01,219 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:34:01,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 10:34:01,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:01,320 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:01,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:34:01,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-03-12 10:34:01,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942960716] [2021-03-12 10:34:01,327 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 10:34:01,327 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:34:01,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 10:34:01,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-03-12 10:34:01,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:01,330 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:34:01,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:34:01,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:01,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:01,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:01,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:01,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:01,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:01,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:01,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:01,753 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-03-12 10:34:01,753 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:34:01,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:34:01,754 INFO L82 PathProgramCache]: Analyzing trace with hash -339909977, now seen corresponding path program 1 times [2021-03-12 10:34:01,754 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:34:01,754 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614400642] [2021-03-12 10:34:01,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:34:01,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:01,817 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:34:01,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614400642] [2021-03-12 10:34:01,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1089416884] [2021-03-12 10:34:01,818 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) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:01,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:01,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 10:34:01,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:01,930 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:34:01,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:34:01,931 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-03-12 10:34:01,931 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605209073] [2021-03-12 10:34:01,931 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-12 10:34:01,931 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:34:01,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-12 10:34:01,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-03-12 10:34:01,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:01,932 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:34:01,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 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) [2021-03-12 10:34:01,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:01,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:01,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:01,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:01,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:02,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:02,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:02,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:02,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:02,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:02,238 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:02,239 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:34:02,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:34:02,239 INFO L82 PathProgramCache]: Analyzing trace with hash -700638459, now seen corresponding path program 2 times [2021-03-12 10:34:02,240 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:34:02,240 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245815257] [2021-03-12 10:34:02,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:34:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:02,850 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 73 [2021-03-12 10:34:03,018 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2021-03-12 10:34:03,177 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2021-03-12 10:34:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:03,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245815257] [2021-03-12 10:34:03,575 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1618994296] [2021-03-12 10:34:03,575 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 [2021-03-12 10:34:03,621 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 10:34:03,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:34:03,623 WARN L261 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 44 conjunts are in the unsatisfiable core [2021-03-12 10:34:03,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:04,423 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-03-12 10:34:04,818 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2021-03-12 10:34:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,392 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,395 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 31 [2021-03-12 10:34:05,396 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,411 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2021-03-12 10:34:05,412 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,422 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,424 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 29 [2021-03-12 10:34:05,426 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-03-12 10:34:05,441 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 21 [2021-03-12 10:34:05,458 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,471 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-03-12 10:34:05,476 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2021-03-12 10:34:05,491 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,505 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 32 [2021-03-12 10:34:05,506 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,521 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 29 [2021-03-12 10:34:05,524 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,534 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 19 [2021-03-12 10:34:05,539 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,550 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-03-12 10:34:05,554 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,564 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 21 [2021-03-12 10:34:05,571 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,582 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,586 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-03-12 10:34:05,587 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,601 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 26 [2021-03-12 10:34:05,602 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 25 [2021-03-12 10:34:05,619 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 19 [2021-03-12 10:34:05,634 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 35 [2021-03-12 10:34:05,650 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,665 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-03-12 10:34:05,666 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,681 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 30 [2021-03-12 10:34:05,682 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 34 [2021-03-12 10:34:05,697 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,710 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 32 [2021-03-12 10:34:05,712 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,723 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,727 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 24 [2021-03-12 10:34:05,728 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,742 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-03-12 10:34:05,743 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 32 [2021-03-12 10:34:05,759 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,770 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,772 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 13 [2021-03-12 10:34:05,775 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,788 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 25 [2021-03-12 10:34:05,791 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2021-03-12 10:34:05,806 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,816 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,819 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-03-12 10:34:05,821 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 35 [2021-03-12 10:34:05,837 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-03-12 10:34:05,853 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-03-12 10:34:05,868 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,878 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,882 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 27 [2021-03-12 10:34:05,883 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 39 [2021-03-12 10:34:05,898 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,910 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-03-12 10:34:05,918 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,932 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-03-12 10:34:05,933 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 21 [2021-03-12 10:34:05,956 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-03-12 10:34:05,977 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:05,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:05,993 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:05,997 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 15 [2021-03-12 10:34:05,999 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,016 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-03-12 10:34:06,017 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-03-12 10:34:06,038 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,049 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 26 [2021-03-12 10:34:06,054 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,068 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-03-12 10:34:06,071 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,079 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,081 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2021-03-12 10:34:06,086 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 36 [2021-03-12 10:34:06,100 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,121 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-03-12 10:34:06,123 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,136 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2021-03-12 10:34:06,137 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 25 [2021-03-12 10:34:06,149 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 34 [2021-03-12 10:34:06,163 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,172 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 36 [2021-03-12 10:34:06,175 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-03-12 10:34:06,192 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,202 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,206 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 39 [2021-03-12 10:34:06,208 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,237 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,240 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,241 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 33 [2021-03-12 10:34:06,242 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,253 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 24 [2021-03-12 10:34:06,260 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,270 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2021-03-12 10:34:06,273 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,283 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-03-12 10:34:06,284 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,289 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,291 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,292 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2021-03-12 10:34:06,299 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,310 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2021-03-12 10:34:06,311 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 33 [2021-03-12 10:34:06,319 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,327 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-03-12 10:34:06,336 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 27 [2021-03-12 10:34:06,345 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 27 [2021-03-12 10:34:06,355 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,362 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2021-03-12 10:34:06,367 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:06,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:06,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 31 [2021-03-12 10:34:06,381 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:06,481 INFO L628 ElimStorePlain]: treesize reduction 169, result has 36.2 percent of original size [2021-03-12 10:34:06,483 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-03-12 10:34:06,483 INFO L247 ElimStorePlain]: Needed 64 recursive calls to eliminate 2 variables, input treesize:4342, output treesize:75 [2021-03-12 10:34:06,635 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:06,635 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:34:06,635 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 25 [2021-03-12 10:34:06,635 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616138188] [2021-03-12 10:34:06,635 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-03-12 10:34:06,635 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:34:06,636 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-03-12 10:34:06,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=502, Unknown=0, NotChecked=0, Total=600 [2021-03-12 10:34:06,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:06,636 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:34:06,636 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.24) internal successors, (56), 25 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:34:06,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:06,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:06,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:06,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:06,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:06,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:06,840 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2021-03-12 10:34:07,040 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-03-12 10:34:07,314 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 88 [2021-03-12 10:34:07,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:07,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:07,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:34:07,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-12 10:34:07,785 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:34:07,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:34:07,785 INFO L82 PathProgramCache]: Analyzing trace with hash 531641315, now seen corresponding path program 3 times [2021-03-12 10:34:07,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:34:07,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283339534] [2021-03-12 10:34:07,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:34:07,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:07,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283339534] [2021-03-12 10:34:07,873 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [648375044] [2021-03-12 10:34:07,873 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) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:07,909 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-12 10:34:07,910 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:34:07,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-12 10:34:07,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:08,070 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:08,070 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:34:08,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-03-12 10:34:08,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997471882] [2021-03-12 10:34:08,071 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-12 10:34:08,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:34:08,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-12 10:34:08,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-03-12 10:34:08,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:08,072 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:34:08,072 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:34:08,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:08,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:08,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:34:08,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:34:08,657 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:08,658 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:34:08,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:34:08,658 INFO L82 PathProgramCache]: Analyzing trace with hash -553752793, now seen corresponding path program 4 times [2021-03-12 10:34:08,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:34:08,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596998492] [2021-03-12 10:34:08,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:34:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:08,738 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:34:08,738 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596998492] [2021-03-12 10:34:08,738 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731303646] [2021-03-12 10:34:08,738 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) [2021-03-12 10:34:08,775 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 10:34:08,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:34:08,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 11 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:08,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:34:08,878 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:34:08,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-03-12 10:34:08,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052275215] [2021-03-12 10:34:08,879 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-12 10:34:08,879 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:34:08,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-12 10:34:08,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-03-12 10:34:08,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:08,880 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:34:08,880 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 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) [2021-03-12 10:34:08,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:08,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:34:08,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:34:08,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:34:08,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:34:08,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:34:08,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:34:08,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:34:08,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:34:08,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:34:08,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:34:09,207 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:34:09,207 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:34:09,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:34:09,208 INFO L82 PathProgramCache]: Analyzing trace with hash 2070339973, now seen corresponding path program 5 times [2021-03-12 10:34:09,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:34:09,208 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809876688] [2021-03-12 10:34:09,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:34:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:34:09,997 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 44 [2021-03-12 10:34:10,357 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 79 [2021-03-12 10:34:10,829 WARN L205 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 122 [2021-03-12 10:34:11,404 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 140 [2021-03-12 10:34:11,928 WARN L205 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 135 [2021-03-12 10:34:12,264 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 90 [2021-03-12 10:34:12,476 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 65 [2021-03-12 10:34:12,623 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 38 [2021-03-12 10:34:12,941 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 2 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:34:12,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809876688] [2021-03-12 10:34:12,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1391962915] [2021-03-12 10:34:12,941 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 [2021-03-12 10:34:12,993 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-12 10:34:12,994 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:34:12,995 WARN L261 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 54 conjunts are in the unsatisfiable core [2021-03-12 10:34:12,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:34:15,086 WARN L205 SmtUtils]: Spent 1.14 s on a formula simplification that was a NOOP. DAG size: 132 [2021-03-12 10:34:16,711 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 376 [2021-03-12 10:34:19,031 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 381 [2021-03-12 10:34:20,924 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 382 [2021-03-12 10:34:22,797 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 384 [2021-03-12 10:34:24,425 WARN L205 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 383 [2021-03-12 10:34:25,855 WARN L205 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 372 [2021-03-12 10:34:27,625 WARN L205 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 371 [2021-03-12 10:34:28,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:28,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,621 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:28,638 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 57 treesize of output 30 [2021-03-12 10:34:28,641 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:28,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:28,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:28,694 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-03-12 10:34:28,694 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:34,549 WARN L205 SmtUtils]: Spent 5.85 s on a formula simplification. DAG size of input: 860 DAG size of output: 773 [2021-03-12 10:34:34,551 INFO L628 ElimStorePlain]: treesize reduction 1879, result has 59.0 percent of original size [2021-03-12 10:34:34,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:34,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:34,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:34,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:34,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:34,593 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 55 treesize of output 31 [2021-03-12 10:34:34,595 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:36,462 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 759 [2021-03-12 10:34:36,463 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:36,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:36,507 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:36,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:36,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:36,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:36,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-03-12 10:34:36,514 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:38,354 WARN L205 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 743 [2021-03-12 10:34:38,355 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:38,383 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:38,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:38,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:38,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:38,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:38,395 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 45 treesize of output 27 [2021-03-12 10:34:38,398 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:40,466 WARN L205 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 729 [2021-03-12 10:34:40,467 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:40,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:40,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:40,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:40,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:40,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:40,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-03-12 10:34:40,503 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:42,617 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 713 [2021-03-12 10:34:42,617 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:42,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:42,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,652 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:42,669 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 53 treesize of output 31 [2021-03-12 10:34:42,671 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:42,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:42,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:42,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-03-12 10:34:42,715 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:44,718 WARN L205 SmtUtils]: Spent 2.00 s on a formula simplification that was a NOOP. DAG size: 699 [2021-03-12 10:34:44,718 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:44,745 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:44,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:44,769 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 90 treesize of output 46 [2021-03-12 10:34:44,771 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:44,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:44,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:44,808 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 88 treesize of output 44 [2021-03-12 10:34:44,810 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:46,695 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 678 [2021-03-12 10:34:46,695 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:46,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:46,727 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:46,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:46,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:46,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:46,735 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-03-12 10:34:46,738 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:48,532 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 662 [2021-03-12 10:34:48,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:48,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:48,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:48,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:48,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:48,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:48,568 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 51 treesize of output 29 [2021-03-12 10:34:48,571 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:50,383 WARN L205 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 646 [2021-03-12 10:34:50,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:50,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:50,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:50,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:50,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:50,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:50,418 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 35 treesize of output 21 [2021-03-12 10:34:50,422 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:52,214 WARN L205 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 632 [2021-03-12 10:34:52,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:52,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:52,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:52,273 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 61 treesize of output 35 [2021-03-12 10:34:52,275 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:52,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:52,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:52,312 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 59 treesize of output 33 [2021-03-12 10:34:52,315 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:54,017 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 612 [2021-03-12 10:34:54,017 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:54,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:54,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:54,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:54,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:54,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:54,048 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 42 treesize of output 24 [2021-03-12 10:34:54,050 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:55,682 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 597 [2021-03-12 10:34:55,682 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:55,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:55,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:55,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:55,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:55,724 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 35 treesize of output 21 [2021-03-12 10:34:55,727 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:57,386 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 583 [2021-03-12 10:34:57,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:57,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:57,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:57,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:57,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:57,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:57,415 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 30 [2021-03-12 10:34:57,417 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-12 10:34:59,045 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 566 [2021-03-12 10:34:59,046 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:34:59,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:59,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:59,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:34:59,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:59,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:34:59,104 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 39 treesize of output 23 [2021-03-12 10:34:59,107 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:00,705 WARN L205 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 551 [2021-03-12 10:35:00,706 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:00,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:00,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,736 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:00,752 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 35 [2021-03-12 10:35:00,756 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:00,778 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:00,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:00,785 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 65 treesize of output 37 [2021-03-12 10:35:00,787 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:02,302 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 531 [2021-03-12 10:35:02,303 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:02,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:02,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:02,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:02,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:02,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 21 [2021-03-12 10:35:02,333 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:03,774 WARN L205 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 518 [2021-03-12 10:35:03,774 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:03,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:03,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:03,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:03,799 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:03,801 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 42 treesize of output 24 [2021-03-12 10:35:03,803 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:05,256 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 503 [2021-03-12 10:35:05,257 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:05,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:05,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,286 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:05,302 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 74 treesize of output 40 [2021-03-12 10:35:05,315 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:05,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,337 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:05,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:05,342 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 72 treesize of output 38 [2021-03-12 10:35:05,345 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:06,684 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 483 [2021-03-12 10:35:06,684 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:06,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:06,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:06,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:06,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:06,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:06,722 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 51 treesize of output 29 [2021-03-12 10:35:06,724 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:08,072 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 466 [2021-03-12 10:35:08,072 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:08,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:08,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,099 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:08,116 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 53 treesize of output 31 [2021-03-12 10:35:08,118 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:08,137 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:08,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:08,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 32 [2021-03-12 10:35:08,146 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:09,352 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 447 [2021-03-12 10:35:09,352 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:09,373 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:09,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:09,394 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 34 [2021-03-12 10:35:09,396 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:09,415 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:09,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:09,421 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 61 treesize of output 35 [2021-03-12 10:35:09,435 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:10,568 WARN L205 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 426 [2021-03-12 10:35:10,569 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:10,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:10,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:10,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:10,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:10,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:10,592 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-03-12 10:35:10,594 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:11,688 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 409 [2021-03-12 10:35:11,688 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:11,711 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:11,714 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 80 treesize of output 40 [2021-03-12 10:35:11,716 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:12,786 WARN L205 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 391 [2021-03-12 10:35:12,787 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:12,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:12,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:12,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:12,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:12,810 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 40 treesize of output 24 [2021-03-12 10:35:12,812 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:13,833 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 376 [2021-03-12 10:35:13,834 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:13,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:13,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:13,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:13,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:13,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:13,875 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 45 treesize of output 27 [2021-03-12 10:35:13,879 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:14,903 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 360 [2021-03-12 10:35:14,904 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:14,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:14,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:14,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:14,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:14,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:14,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 34 [2021-03-12 10:35:14,936 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:15,883 WARN L205 SmtUtils]: Spent 946.00 ms on a formula simplification that was a NOOP. DAG size: 342 [2021-03-12 10:35:15,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:15,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:15,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:15,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:15,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:15,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:15,912 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 34 [2021-03-12 10:35:15,915 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:16,844 WARN L205 SmtUtils]: Spent 929.00 ms on a formula simplification that was a NOOP. DAG size: 325 [2021-03-12 10:35:16,845 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:16,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:16,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:16,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:16,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:16,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:16,871 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 41 treesize of output 25 [2021-03-12 10:35:16,876 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:17,779 WARN L205 SmtUtils]: Spent 902.00 ms on a formula simplification that was a NOOP. DAG size: 310 [2021-03-12 10:35:17,780 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:17,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:17,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:17,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:17,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:17,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 19 [2021-03-12 10:35:17,810 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:18,707 WARN L205 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 298 [2021-03-12 10:35:18,708 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:18,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:18,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:18,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 29 [2021-03-12 10:35:18,748 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:18,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:18,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:18,775 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 50 treesize of output 30 [2021-03-12 10:35:18,778 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:19,601 WARN L205 SmtUtils]: Spent 822.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2021-03-12 10:35:19,602 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:19,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:19,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:35:19,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:19,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:19,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:35:19,622 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 45 treesize of output 27 [2021-03-12 10:35:19,624 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-03-12 10:35:20,444 WARN L205 SmtUtils]: Spent 819.00 ms on a formula simplification that was a NOOP. DAG size: 262 [2021-03-12 10:35:20,445 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:35:20,471 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 12 xjuncts. [2021-03-12 10:35:20,472 INFO L247 ElimStorePlain]: Needed 42 recursive calls to eliminate 96 variables, input treesize:4699, output treesize:177 [2021-03-12 10:35:20,718 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:35:20,718 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:35:20,718 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-03-12 10:35:20,718 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297020694] [2021-03-12 10:35:20,718 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-03-12 10:35:20,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:35:20,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-03-12 10:35:20,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=900, Unknown=0, NotChecked=0, Total=992 [2021-03-12 10:35:20,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:35:20,720 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:35:20,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.3125) internal successors, (74), 32 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) [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:35:20,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:35:21,454 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 60 [2021-03-12 10:35:22,074 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 72 [2021-03-12 10:35:22,293 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 51 [2021-03-12 10:35:22,921 WARN L205 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 83 [2021-03-12 10:35:23,269 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 68 [2021-03-12 10:35:23,741 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 71 [2021-03-12 10:35:24,223 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 94 [2021-03-12 10:35:24,835 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 96 [2021-03-12 10:35:28,432 WARN L205 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 242 DAG size of output: 136 [2021-03-12 10:35:36,010 WARN L205 SmtUtils]: Spent 7.22 s on a formula simplification. DAG size of input: 559 DAG size of output: 450 [2021-03-12 10:35:36,512 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 71 [2021-03-12 10:35:37,132 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:35:37,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:35:37,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:35:37,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-12 10:35:37,446 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:35:37,446 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:35:37,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:35:37,446 INFO L82 PathProgramCache]: Analyzing trace with hash 1007081921, now seen corresponding path program 6 times [2021-03-12 10:35:37,446 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:35:37,446 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837863738] [2021-03-12 10:35:37,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:35:37,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:35:39,078 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2021-03-12 10:35:39,343 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 52 [2021-03-12 10:35:39,913 WARN L205 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 82 [2021-03-12 10:35:41,567 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 210 DAG size of output: 154 [2021-03-12 10:35:41,771 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 295 [2021-03-12 10:35:44,507 WARN L205 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 295 DAG size of output: 189 [2021-03-12 10:35:44,677 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 294 DAG size of output: 298 [2021-03-12 10:35:47,430 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification. DAG size of input: 298 DAG size of output: 192 [2021-03-12 10:35:47,614 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 350 [2021-03-12 10:35:51,084 WARN L205 SmtUtils]: Spent 3.33 s on a formula simplification. DAG size of input: 350 DAG size of output: 236 [2021-03-12 10:35:51,223 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 349 [2021-03-12 10:35:55,066 WARN L205 SmtUtils]: Spent 3.67 s on a formula simplification. DAG size of input: 349 DAG size of output: 208 [2021-03-12 10:35:55,263 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 324 [2021-03-12 10:35:57,363 WARN L205 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 324 DAG size of output: 121 [2021-03-12 10:35:57,488 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 257 [2021-03-12 10:35:58,993 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 257 DAG size of output: 87 [2021-03-12 10:35:59,868 WARN L205 SmtUtils]: Spent 705.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 70 [2021-03-12 10:36:00,629 WARN L205 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 65 [2021-03-12 10:36:01,535 WARN L205 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 46 [2021-03-12 10:36:02,029 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2021-03-12 10:36:02,401 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 15 [2021-03-12 10:36:02,404 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:36:02,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837863738] [2021-03-12 10:36:02,404 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344644145] [2021-03-12 10:36:02,404 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 [2021-03-12 10:36:02,448 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-12 10:36:02,448 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:36:02,449 WARN L261 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 67 conjunts are in the unsatisfiable core [2021-03-12 10:36:02,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:36:02,943 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-03-12 10:36:03,221 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-03-12 10:36:03,578 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-03-12 10:36:03,963 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-03-12 10:36:09,493 WARN L205 SmtUtils]: Spent 4.73 s on a formula simplification that was a NOOP. DAG size: 187 [2021-03-12 10:36:16,031 WARN L205 SmtUtils]: Spent 5.47 s on a formula simplification that was a NOOP. DAG size: 710 [2021-03-12 10:36:24,422 WARN L205 SmtUtils]: Spent 5.40 s on a formula simplification that was a NOOP. DAG size: 713 [2021-03-12 10:36:31,057 WARN L205 SmtUtils]: Spent 4.81 s on a formula simplification that was a NOOP. DAG size: 714 [2021-03-12 10:36:38,640 WARN L205 SmtUtils]: Spent 5.74 s on a formula simplification that was a NOOP. DAG size: 716 [2021-03-12 10:36:46,480 WARN L205 SmtUtils]: Spent 6.44 s on a formula simplification that was a NOOP. DAG size: 717 [2021-03-12 10:36:53,991 WARN L205 SmtUtils]: Spent 6.07 s on a formula simplification that was a NOOP. DAG size: 720 [2021-03-12 10:37:02,616 WARN L205 SmtUtils]: Spent 7.14 s on a formula simplification that was a NOOP. DAG size: 712 Received shutdown request... [2021-03-12 10:48:20,232 WARN L222 SmtUtils]: Removed 85 from assertion stack [2021-03-12 10:48:20,443 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable246 [2021-03-12 10:48:20,444 WARN L545 AbstractCegarLoop]: Verification canceled [2021-03-12 10:48:20,453 WARN L224 ceAbstractionStarter]: Timeout [2021-03-12 10:48:20,453 INFO L202 PluginConnector]: Adding new model mts-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.03 10:48:20 BasicIcfg [2021-03-12 10:48:20,453 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-03-12 10:48:20,454 INFO L168 Benchmark]: Toolchain (without parser) took 861746.32 ms. Allocated memory was 358.6 MB in the beginning and 761.3 MB in the end (delta: 402.7 MB). Free memory was 338.9 MB in the beginning and 380.9 MB in the end (delta: -42.0 MB). Peak memory consumption was 463.0 MB. Max. memory is 16.0 GB. [2021-03-12 10:48:20,454 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.18 ms. Allocated memory is still 358.6 MB. Free memory was 340.1 MB in the beginning and 340.0 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 10:48:20,455 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.74 ms. Allocated memory is still 358.6 MB. Free memory was 338.4 MB in the beginning and 336.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-03-12 10:48:20,455 INFO L168 Benchmark]: Boogie Preprocessor took 21.76 ms. Allocated memory is still 358.6 MB. Free memory was 336.9 MB in the beginning and 335.9 MB in the end (delta: 985.9 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. [2021-03-12 10:48:20,455 INFO L168 Benchmark]: RCFGBuilder took 203.91 ms. Allocated memory is still 358.6 MB. Free memory was 335.9 MB in the beginning and 322.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-03-12 10:48:20,455 INFO L168 Benchmark]: TraceAbstraction took 861488.52 ms. Allocated memory was 358.6 MB in the beginning and 761.3 MB in the end (delta: 402.7 MB). Free memory was 321.7 MB in the beginning and 380.9 MB in the end (delta: -59.3 MB). Peak memory consumption was 446.2 MB. Max. memory is 16.0 GB. [2021-03-12 10:48:20,455 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 0.18 ms. Allocated memory is still 358.6 MB. Free memory was 340.1 MB in the beginning and 340.0 MB in the end (delta: 69.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 22.74 ms. Allocated memory is still 358.6 MB. Free memory was 338.4 MB in the beginning and 336.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 21.76 ms. Allocated memory is still 358.6 MB. Free memory was 336.9 MB in the beginning and 335.9 MB in the end (delta: 985.9 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.0 GB. * RCFGBuilder took 203.91 ms. Allocated memory is still 358.6 MB. Free memory was 335.9 MB in the beginning and 322.2 MB in the end (delta: 13.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 861488.52 ms. Allocated memory was 358.6 MB in the beginning and 761.3 MB in the end (delta: 402.7 MB). Free memory was 321.7 MB in the beginning and 380.9 MB in the end (delta: -59.3 MB). Peak memory consumption was 446.2 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2584, positive: 2227, positive conditional: 2227, positive unconditional: 0, negative: 357, negative conditional: 357, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2227, positive: 2227, positive conditional: 2227, 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: 2227, positive: 2227, positive conditional: 0, positive unconditional: 2227, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 39, positive: 39, positive conditional: 0, positive unconditional: 39, 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: 2227, positive: 2188, positive conditional: 0, positive unconditional: 2188, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 39, unknown conditional: 0, unknown unconditional: 39] , Statistics on independence cache: Total cache size (in pairs): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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): 39, Positive cache size: 39, Positive conditional cache size: 0, Positive unconditional cache size: 39, 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: 357 - TimeoutResultAtElement [Line: 68]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 68). Cancelled while PartialOrderCegarLoop was analyzing trace of length 43 with TraceHistMax 6,while TraceCheckSpWp was constructing forward predicates,while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 2357 for 656612ms.. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 861402.8ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.0ms, PartialOrderReductionTime: 18554.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 111, 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: 52.5ms SsaConstructionTime, 337.9ms SatisfiabilityAnalysisTime, 77645.7ms InterpolantComputationTime, 458 NumberOfCodeBlocks, 458 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 442 ConstructedInterpolants, 16 QuantifiedInterpolants, 61052 SizeOfPredicates, 36 NumberOfNonLiveVariables, 574 ConjunctsInSsa, 157 ConjunctsInUnsatCore, 16 InterpolantComputations, 2 PerfectInterpolantSequences, 61/253 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