/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepUncond-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9b7772ad7705253c1305067fc38dc9bc7271fbe3-9b7772a [2021-04-15 15:52:16,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-15 15:52:16,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-15 15:52:16,103 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-04-15 15:52:16,134 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-15 15:52:16,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-15 15:52:16,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-15 15:52:16,143 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-15 15:52:16,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-15 15:52:16,148 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-15 15:52:16,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-15 15:52:16,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-15 15:52:16,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-15 15:52:16,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-15 15:52:16,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-15 15:52:16,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-15 15:52:16,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-15 15:52:16,187 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-15 15:52:16,188 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-15 15:52:16,189 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-15 15:52:16,194 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepUncond-NoLbe.epf [2021-04-15 15:52:16,238 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-15 15:52:16,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-15 15:52:16,240 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-04-15 15:52:16,240 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-04-15 15:52:16,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-15 15:52:16,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-15 15:52:16,244 INFO L138 SettingsManager]: * Use SBE=true [2021-04-15 15:52:16,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-15 15:52:16,245 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-15 15:52:16,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-15 15:52:16,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-15 15:52:16,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-15 15:52:16,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-15 15:52:16,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-15 15:52:16,246 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-15 15:52:16,247 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-15 15:52:16,247 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-15 15:52:16,247 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-15 15:52:16,247 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-15 15:52:16,247 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-15 15:52:16,247 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-15 15:52:16,248 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-15 15:52:16,248 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-15 15:52:16,248 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-15 15:52:16,248 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-15 15:52:16,248 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-15 15:52:16,249 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-15 15:52:16,249 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-15 15:52:16,249 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-15 15:52:16,249 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-04-15 15:52:16,249 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-04-15 15:52:16,249 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-15 15:52:16,250 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-04-15 15:52:16,250 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-04-15 15:52:16,250 INFO L138 SettingsManager]: * Use conditional POR in concurrent analysis=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-15 15:52:16,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-15 15:52:16,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-15 15:52:16,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-15 15:52:16,716 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-04-15 15:52:16,717 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-04-15 15:52:16,718 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl [2021-04-15 15:52:16,737 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-fun.wvr.bpl' [2021-04-15 15:52:16,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-15 15:52:16,780 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-15 15:52:16,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-04-15 15:52:16,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-04-15 15:52:16,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-04-15 15:52:16,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,807 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,815 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-04-15 15:52:16,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-15 15:52:16,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-15 15:52:16,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-15 15:52:16,825 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,841 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/1) ... [2021-04-15 15:52:16,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-15 15:52:16,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-15 15:52:16,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-15 15:52:16,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-15 15:52:16,853 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (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 [2021-04-15 15:52:16,924 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-04-15 15:52:16,924 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-04-15 15:52:16,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-04-15 15:52:16,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-04-15 15:52:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-04-15 15:52:16,925 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-04-15 15:52:16,925 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-04-15 15:52:16,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-15 15:52:16,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-15 15:52:16,926 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-04-15 15:52:16,926 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-04-15 15:52:16,926 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-04-15 15:52:16,927 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-04-15 15:52:17,150 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-15 15:52:17,151 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-04-15 15:52:17,153 INFO L202 PluginConnector]: Adding new model max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 03:52:17 BoogieIcfgContainer [2021-04-15 15:52:17,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-15 15:52:17,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-15 15:52:17,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-15 15:52:17,158 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-15 15:52:17,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 15.04 03:52:16" (1/2) ... [2021-04-15 15:52:17,159 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c00880d and model type max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.04 03:52:17, skipping insertion in model container [2021-04-15 15:52:17,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.04 03:52:17" (2/2) ... [2021-04-15 15:52:17,161 INFO L111 eAbstractionObserver]: Analyzing ICFG max-fun.wvr.bpl [2021-04-15 15:52:17,166 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-04-15 15:52:17,167 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-15 15:52:17,171 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-15 15:52:17,172 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-04-15 15:52:17,210 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-04-15 15:52:17,237 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 [2021-04-15 15:52:17,368 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-15 15:52:17,370 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-15 15:52:17,374 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-15 15:52:17,374 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-15 15:52:17,374 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-15 15:52:17,374 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-15 15:52:17,374 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-15 15:52:17,374 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-15 15:52:17,450 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:17,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:17,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1685831996, now seen corresponding path program 1 times [2021-04-15 15:52:17,469 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:17,470 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531150436] [2021-04-15 15:52:17,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:17,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:17,749 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531150436] [2021-04-15 15:52:17,750 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 15:52:17,750 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-15 15:52:17,751 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141171952] [2021-04-15 15:52:17,755 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-15 15:52:17,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:17,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-15 15:52:17,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-15 15:52:17,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:17,775 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:17,779 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2021-04-15 15:52:17,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:17,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:17,826 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-15 15:52:17,826 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:17,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:17,830 INFO L82 PathProgramCache]: Analyzing trace with hash 1860946394, now seen corresponding path program 1 times [2021-04-15 15:52:17,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:17,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085164717] [2021-04-15 15:52:17,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:17,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 15:52:17,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085164717] [2021-04-15 15:52:17,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-15 15:52:17,938 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-15 15:52:17,938 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370792266] [2021-04-15 15:52:17,940 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-15 15:52:17,940 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:17,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-15 15:52:17,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-15 15:52:17,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:17,941 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:17,942 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) [2021-04-15 15:52:17,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:17,942 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:18,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:18,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:18,026 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-15 15:52:18,026 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:18,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:18,026 INFO L82 PathProgramCache]: Analyzing trace with hash 2099964152, now seen corresponding path program 1 times [2021-04-15 15:52:18,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:18,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114316118] [2021-04-15 15:52:18,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:18,389 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-04-15 15:52:18,529 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:18,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114316118] [2021-04-15 15:52:18,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1356145607] [2021-04-15 15:52:18,530 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 [2021-04-15 15:52:18,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:18,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-04-15 15:52:18,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:19,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-04-15 15:52:19,167 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:19,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2021-04-15 15:52:19,183 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:19,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-04-15 15:52:19,200 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:19,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-04-15 15:52:19,207 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:19,211 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-04-15 15:52:19,213 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:19,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 10 [2021-04-15 15:52:19,223 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:19,268 INFO L628 ElimStorePlain]: treesize reduction 21, result has 58.0 percent of original size [2021-04-15 15:52:19,274 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-04-15 15:52:19,274 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:193, output treesize:21 [2021-04-15 15:52:19,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:19,344 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:52:19,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-04-15 15:52:19,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532812425] [2021-04-15 15:52:19,345 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-04-15 15:52:19,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:19,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-04-15 15:52:19,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-04-15 15:52:19,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:19,347 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:19,347 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.8333333333333335) internal successors, (34), 11 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 15:52:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:19,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:19,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:19,793 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:52:19,793 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:19,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:19,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1225355926, now seen corresponding path program 2 times [2021-04-15 15:52:19,794 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:19,794 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742953571] [2021-04-15 15:52:19,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:19,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742953571] [2021-04-15 15:52:19,897 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [100284168] [2021-04-15 15:52:19,897 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 [2021-04-15 15:52:19,946 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 15:52:19,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 15:52:19,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-15 15:52:19,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:20,111 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:52:20,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-04-15 15:52:20,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701697103] [2021-04-15 15:52:20,112 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-04-15 15:52:20,112 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:20,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-04-15 15:52:20,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-04-15 15:52:20,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:20,113 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:20,113 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) [2021-04-15 15:52:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:20,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:20,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:20,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:20,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:20,548 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:52:20,549 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:20,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:20,550 INFO L82 PathProgramCache]: Analyzing trace with hash 661666650, now seen corresponding path program 1 times [2021-04-15 15:52:20,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:20,550 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401688500] [2021-04-15 15:52:20,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:20,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 15:52:20,650 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401688500] [2021-04-15 15:52:20,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [144626979] [2021-04-15 15:52:20,651 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 [2021-04-15 15:52:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:20,793 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-04-15 15:52:20,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:20,899 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 15:52:20,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:52:20,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-04-15 15:52:20,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683137595] [2021-04-15 15:52:20,900 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-04-15 15:52:20,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:20,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-04-15 15:52:20,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-04-15 15:52:20,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:20,901 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:20,902 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) [2021-04-15 15:52:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:20,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:20,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:20,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:21,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:21,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:21,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:21,225 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:52:21,225 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:21,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:21,225 INFO L82 PathProgramCache]: Analyzing trace with hash -258173320, now seen corresponding path program 2 times [2021-04-15 15:52:21,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:21,226 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866301636] [2021-04-15 15:52:21,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:21,962 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2021-04-15 15:52:22,275 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-04-15 15:52:22,591 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-04-15 15:52:22,806 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-04-15 15:52:23,028 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-04-15 15:52:23,164 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:23,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866301636] [2021-04-15 15:52:23,164 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769242298] [2021-04-15 15:52:23,164 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 [2021-04-15 15:52:23,213 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-04-15 15:52:23,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 15:52:23,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-04-15 15:52:23,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:24,115 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-04-15 15:52:25,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,038 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 28 [2021-04-15 15:52:25,039 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,056 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 25 [2021-04-15 15:52:25,057 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,072 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,074 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 22 [2021-04-15 15:52:25,076 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,093 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 28 [2021-04-15 15:52:25,094 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,110 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 33 treesize of output 19 [2021-04-15 15:52:25,113 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,138 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 22 [2021-04-15 15:52:25,139 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,154 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,159 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 33 treesize of output 19 [2021-04-15 15:52:25,161 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,171 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,176 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 28 [2021-04-15 15:52:25,177 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,187 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,191 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 45 treesize of output 25 [2021-04-15 15:52:25,192 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,207 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,212 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 25 [2021-04-15 15:52:25,213 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,230 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 28 [2021-04-15 15:52:25,231 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,248 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 43 treesize of output 25 [2021-04-15 15:52:25,250 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,262 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,265 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,267 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 25 [2021-04-15 15:52:25,269 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,284 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 38 treesize of output 19 [2021-04-15 15:52:25,285 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,301 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 28 [2021-04-15 15:52:25,302 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,315 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,321 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 33 treesize of output 19 [2021-04-15 15:52:25,324 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,341 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 38 treesize of output 22 [2021-04-15 15:52:25,343 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,361 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 22 [2021-04-15 15:52:25,362 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,381 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 25 [2021-04-15 15:52:25,383 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,395 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,400 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 22 [2021-04-15 15:52:25,402 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,417 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,419 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 33 treesize of output 19 [2021-04-15 15:52:25,421 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,437 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,439 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 25 [2021-04-15 15:52:25,441 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,456 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,461 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 25 [2021-04-15 15:52:25,462 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,476 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,479 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 19 [2021-04-15 15:52:25,482 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,498 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 38 treesize of output 19 [2021-04-15 15:52:25,499 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,517 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 [2021-04-15 15:52:25,518 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,536 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 25 [2021-04-15 15:52:25,537 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,554 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 50 treesize of output 28 [2021-04-15 15:52:25,555 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,567 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,571 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,573 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 25 [2021-04-15 15:52:25,574 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,594 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 43 treesize of output 25 [2021-04-15 15:52:25,596 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,616 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 25 [2021-04-15 15:52:25,617 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,636 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 22 [2021-04-15 15:52:25,638 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,649 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,653 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,655 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 22 [2021-04-15 15:52:25,658 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,677 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 28 [2021-04-15 15:52:25,678 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,697 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,700 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 22 [2021-04-15 15:52:25,704 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,721 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 19 [2021-04-15 15:52:25,723 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,737 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,739 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 28 [2021-04-15 15:52:25,740 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,756 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 42 treesize of output 22 [2021-04-15 15:52:25,757 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,771 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,773 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 42 treesize of output 22 [2021-04-15 15:52:25,775 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,791 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 25 [2021-04-15 15:52:25,792 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,808 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 16 [2021-04-15 15:52:25,809 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,825 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 25 [2021-04-15 15:52:25,827 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,844 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 38 treesize of output 22 [2021-04-15 15:52:25,844 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,859 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,864 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 43 treesize of output 25 [2021-04-15 15:52:25,866 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,882 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 31 treesize of output 16 [2021-04-15 15:52:25,883 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,899 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,902 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 22 [2021-04-15 15:52:25,903 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,921 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 [2021-04-15 15:52:25,922 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,932 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,937 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 22 [2021-04-15 15:52:25,939 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,955 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 38 treesize of output 22 [2021-04-15 15:52:25,957 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,980 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 22 [2021-04-15 15:52:25,981 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:25,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:25,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:25,996 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 25 [2021-04-15 15:52:25,998 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,015 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 19 [2021-04-15 15:52:26,017 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,033 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 43 treesize of output 25 [2021-04-15 15:52:26,035 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,049 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 22 [2021-04-15 15:52:26,052 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,066 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,068 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 16 [2021-04-15 15:52:26,084 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,093 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,098 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 25 [2021-04-15 15:52:26,098 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,109 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 38 treesize of output 22 [2021-04-15 15:52:26,110 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,123 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 25 [2021-04-15 15:52:26,124 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,136 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 42 treesize of output 22 [2021-04-15 15:52:26,137 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,149 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 16 [2021-04-15 15:52:26,151 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,163 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 42 treesize of output 22 [2021-04-15 15:52:26,164 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,176 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 25 [2021-04-15 15:52:26,177 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:26,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:26,188 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 19 [2021-04-15 15:52:26,190 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:26,303 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 24 [2021-04-15 15:52:26,303 INFO L628 ElimStorePlain]: treesize reduction 133, result has 36.1 percent of original size [2021-04-15 15:52:26,306 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-04-15 15:52:26,306 INFO L247 ElimStorePlain]: Needed 64 recursive calls to eliminate 2 variables, input treesize:3159, output treesize:51 [2021-04-15 15:52:26,400 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:26,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:52:26,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-04-15 15:52:26,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307854129] [2021-04-15 15:52:26,401 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-04-15 15:52:26,401 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:26,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-04-15 15:52:26,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-04-15 15:52:26,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:26,403 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:26,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 15:52:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:26,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:26,636 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 36 [2021-04-15 15:52:26,961 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 49 [2021-04-15 15:52:27,314 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2021-04-15 15:52:27,504 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-04-15 15:52:27,778 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-04-15 15:52:27,935 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-04-15 15:52:28,316 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-04-15 15:52:28,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:28,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:28,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:28,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:28,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:28,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:52:28,678 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-04-15 15:52:28,678 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:28,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:28,679 INFO L82 PathProgramCache]: Analyzing trace with hash 538878486, now seen corresponding path program 3 times [2021-04-15 15:52:28,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:28,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1852319595] [2021-04-15 15:52:28,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:28,774 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:28,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1852319595] [2021-04-15 15:52:28,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115199977] [2021-04-15 15:52:28,774 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 [2021-04-15 15:52:28,809 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-04-15 15:52:28,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 15:52:28,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-04-15 15:52:28,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:29,004 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:29,004 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:52:29,004 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-04-15 15:52:29,005 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170896325] [2021-04-15 15:52:29,006 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-04-15 15:52:29,006 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:29,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-04-15 15:52:29,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-04-15 15:52:29,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:29,006 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:29,007 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) [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:52:29,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:29,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:29,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:52:29,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:52:29,689 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:52:29,689 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:29,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:29,689 INFO L82 PathProgramCache]: Analyzing trace with hash 157395674, now seen corresponding path program 4 times [2021-04-15 15:52:29,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:29,690 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689676201] [2021-04-15 15:52:29,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:29,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:29,786 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 15:52:29,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689676201] [2021-04-15 15:52:29,786 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1308544486] [2021-04-15 15:52:29,786 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:52:29,813 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-04-15 15:52:29,813 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 15:52:29,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-04-15 15:52:29,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:29,978 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-15 15:52:29,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:52:29,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-04-15 15:52:29,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558754466] [2021-04-15 15:52:29,979 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-04-15 15:52:29,979 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:52:29,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-04-15 15:52:29,980 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-04-15 15:52:29,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:29,980 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:52:29,980 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) [2021-04-15 15:52:29,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:29,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:29,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:29,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:29,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:29,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:52:29,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:52:29,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:52:30,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:52:30,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:52:30,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:52:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:52:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:52:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:52:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:52:30,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:52:30,361 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:52:30,361 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:52:30,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:52:30,362 INFO L82 PathProgramCache]: Analyzing trace with hash -1710749704, now seen corresponding path program 5 times [2021-04-15 15:52:30,362 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:52:30,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137996191] [2021-04-15 15:52:30,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:52:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:52:31,530 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 31 [2021-04-15 15:52:31,855 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 45 [2021-04-15 15:52:32,147 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 64 [2021-04-15 15:52:32,815 WARN L205 SmtUtils]: Spent 583.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 106 [2021-04-15 15:52:33,482 WARN L205 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 111 [2021-04-15 15:52:34,169 WARN L205 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 106 [2021-04-15 15:52:34,947 WARN L205 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 100 [2021-04-15 15:52:35,482 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 75 [2021-04-15 15:52:35,737 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-04-15 15:52:35,982 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2021-04-15 15:52:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:52:36,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137996191] [2021-04-15 15:52:36,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10675403] [2021-04-15 15:52:36,189 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 [2021-04-15 15:52:36,245 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-04-15 15:52:36,246 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 15:52:36,247 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-04-15 15:52:36,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:52:38,710 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 119 [2021-04-15 15:52:40,544 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 355 [2021-04-15 15:52:43,177 WARN L205 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 364 [2021-04-15 15:52:45,188 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification that was a NOOP. DAG size: 365 [2021-04-15 15:52:47,572 WARN L205 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 367 [2021-04-15 15:52:49,677 WARN L205 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 366 [2021-04-15 15:52:51,608 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 380 [2021-04-15 15:52:53,750 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 379 [2021-04-15 15:52:54,759 INFO L446 ElimStorePlain]: Different costs {9=[v_prenex_71, v_prenex_93, v_prenex_32, v_prenex_53, v_prenex_75, v_prenex_51, v_prenex_73, v_prenex_36, v_prenex_79, v_prenex_57, v_prenex_34, v_prenex_77, v_prenex_55, v_prenex_39, v_prenex_59, v_prenex_61, v_prenex_83, A, v_prenex_43, v_prenex_65, v_prenex_87, v_prenex_63, v_prenex_85, v_prenex_41, v_prenex_69, v_prenex_47, v_prenex_89, v_prenex_67, v_prenex_45, v_prenex_49], 15=[v_prenex_81, v_prenex_91]} [2021-04-15 15:52:54,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:54,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:54,847 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 28 [2021-04-15 15:52:54,850 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-04-15 15:52:54,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:52:54,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:52:54,907 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 25 [2021-04-15 15:52:54,909 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:06,161 WARN L205 SmtUtils]: Spent 11.25 s on a formula simplification. DAG size of input: 808 DAG size of output: 753 [2021-04-15 15:53:06,163 INFO L628 ElimStorePlain]: treesize reduction 1218, result has 69.0 percent of original size [2021-04-15 15:53:06,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:06,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:06,264 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 47 treesize of output 25 [2021-04-15 15:53:06,267 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:06,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:06,319 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 40 treesize of output 22 [2021-04-15 15:53:06,323 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:11,180 WARN L205 SmtUtils]: Spent 4.86 s on a formula simplification that was a NOOP. DAG size: 739 [2021-04-15 15:53:11,181 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:11,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:11,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,233 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:11,273 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 54 treesize of output 28 [2021-04-15 15:53:11,283 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:11,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:11,333 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 42 treesize of output 22 [2021-04-15 15:53:11,336 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:16,406 WARN L205 SmtUtils]: Spent 5.07 s on a formula simplification that was a NOOP. DAG size: 725 [2021-04-15 15:53:16,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:16,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:16,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:16,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:16,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:16,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:16,473 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 25 [2021-04-15 15:53:16,477 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:20,344 WARN L205 SmtUtils]: Spent 3.87 s on a formula simplification that was a NOOP. DAG size: 710 [2021-04-15 15:53:20,344 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:20,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,417 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 42 treesize of output 22 [2021-04-15 15:53:20,419 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:20,453 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:20,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:20,462 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 25 [2021-04-15 15:53:20,463 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:23,903 WARN L205 SmtUtils]: Spent 3.44 s on a formula simplification that was a NOOP. DAG size: 694 [2021-04-15 15:53:23,903 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:23,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:23,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:23,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:23,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:23,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:23,942 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 47 treesize of output 25 [2021-04-15 15:53:23,944 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:27,118 WARN L205 SmtUtils]: Spent 3.17 s on a formula simplification that was a NOOP. DAG size: 680 [2021-04-15 15:53:27,119 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:27,149 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:27,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:27,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:27,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:27,159 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 25 [2021-04-15 15:53:27,161 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:30,179 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification that was a NOOP. DAG size: 666 [2021-04-15 15:53:30,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:30,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,275 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 42 treesize of output 22 [2021-04-15 15:53:30,279 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:30,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:30,322 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:30,324 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 28 [2021-04-15 15:53:30,327 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:33,177 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 650 [2021-04-15 15:53:33,178 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:33,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:33,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:33,257 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 28 [2021-04-15 15:53:33,260 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:33,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:33,307 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 42 treesize of output 22 [2021-04-15 15:53:33,311 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:36,190 WARN L205 SmtUtils]: Spent 2.88 s on a formula simplification that was a NOOP. DAG size: 633 [2021-04-15 15:53:36,190 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:36,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:36,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,238 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:36,263 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 [2021-04-15 15:53:36,265 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:36,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:36,304 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 40 treesize of output 22 [2021-04-15 15:53:36,306 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:39,155 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 617 [2021-04-15 15:53:39,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:39,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:39,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:39,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:39,192 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:39,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:39,195 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 25 [2021-04-15 15:53:39,197 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:41,822 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification that was a NOOP. DAG size: 602 [2021-04-15 15:53:41,823 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:41,858 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:41,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:41,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:41,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:41,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:41,869 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 25 [2021-04-15 15:53:41,873 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:44,545 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification that was a NOOP. DAG size: 587 [2021-04-15 15:53:44,545 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:44,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:44,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:44,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:44,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:44,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:44,588 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 47 treesize of output 25 [2021-04-15 15:53:44,604 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:47,438 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification that was a NOOP. DAG size: 572 [2021-04-15 15:53:47,439 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:47,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:47,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:47,518 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 28 [2021-04-15 15:53:47,521 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:47,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:47,561 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 42 treesize of output 22 [2021-04-15 15:53:47,564 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:50,355 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 555 [2021-04-15 15:53:50,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:50,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,431 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 38 treesize of output 22 [2021-04-15 15:53:50,436 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:50,466 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:50,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:50,483 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 28 [2021-04-15 15:53:50,489 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:53,366 WARN L205 SmtUtils]: Spent 2.88 s on a formula simplification that was a NOOP. DAG size: 538 [2021-04-15 15:53:53,367 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:53,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,437 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 42 treesize of output 22 [2021-04-15 15:53:53,440 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:53,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:53,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:53,477 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 28 [2021-04-15 15:53:53,480 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:56,324 WARN L205 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 521 [2021-04-15 15:53:56,325 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:56,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:56,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:56,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:56,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:56,378 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 25 [2021-04-15 15:53:56,384 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:58,932 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 506 [2021-04-15 15:53:58,933 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:53:58,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:58,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:58,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:58,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:59,000 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 36 treesize of output 22 [2021-04-15 15:53:59,005 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-04-15 15:53:59,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:53:59,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:59,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:59,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:59,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:53:59,046 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 43 treesize of output 25 [2021-04-15 15:53:59,050 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:01,880 WARN L205 SmtUtils]: Spent 2.83 s on a formula simplification that was a NOOP. DAG size: 489 [2021-04-15 15:54:01,882 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:01,915 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:01,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:01,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:01,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:01,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:01,929 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 47 treesize of output 25 [2021-04-15 15:54:01,934 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:04,918 WARN L205 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 474 [2021-04-15 15:54:04,919 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:04,944 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:04,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:04,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:04,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:04,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:04,957 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 47 treesize of output 25 [2021-04-15 15:54:04,961 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:07,904 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 459 [2021-04-15 15:54:07,905 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:07,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:07,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:07,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:07,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:07,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:07,948 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 43 treesize of output 25 [2021-04-15 15:54:07,954 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:10,745 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 444 [2021-04-15 15:54:10,746 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:10,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:10,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:10,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:10,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:10,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:10,781 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 25 [2021-04-15 15:54:10,784 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:13,570 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 429 [2021-04-15 15:54:13,571 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:13,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,643 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 40 treesize of output 22 [2021-04-15 15:54:13,647 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:13,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,680 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:13,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:13,692 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 [2021-04-15 15:54:13,696 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:16,493 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 412 [2021-04-15 15:54:16,494 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:16,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:16,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:16,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:16,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:16,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:16,529 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 25 [2021-04-15 15:54:16,534 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:19,204 WARN L205 SmtUtils]: Spent 2.67 s on a formula simplification that was a NOOP. DAG size: 397 [2021-04-15 15:54:19,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:19,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:19,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,246 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:19,281 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 25 [2021-04-15 15:54:19,286 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:19,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:19,328 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 38 treesize of output 22 [2021-04-15 15:54:19,333 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:21,934 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification that was a NOOP. DAG size: 380 [2021-04-15 15:54:21,935 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:21,957 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:21,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:21,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:21,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:21,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:21,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:22,015 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 28 [2021-04-15 15:54:22,020 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:22,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:22,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:22,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:22,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:22,058 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 42 treesize of output 22 [2021-04-15 15:54:22,064 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:24,588 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 363 [2021-04-15 15:54:24,589 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:24,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,678 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 42 treesize of output 22 [2021-04-15 15:54:24,683 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:24,707 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:24,722 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 54 treesize of output 28 [2021-04-15 15:54:24,727 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:27,087 WARN L205 SmtUtils]: Spent 2.36 s on a formula simplification that was a NOOP. DAG size: 346 [2021-04-15 15:54:27,089 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:27,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:27,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:27,117 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:27,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:27,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:27,126 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 25 [2021-04-15 15:54:27,133 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:29,420 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 331 [2021-04-15 15:54:29,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:29,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:29,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:29,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:29,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:29,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:29,455 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 25 [2021-04-15 15:54:29,459 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:31,751 WARN L205 SmtUtils]: Spent 2.29 s on a formula simplification that was a NOOP. DAG size: 316 [2021-04-15 15:54:31,752 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:31,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:31,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:31,827 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 [2021-04-15 15:54:31,834 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:31,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:31,865 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 40 treesize of output 22 [2021-04-15 15:54:31,871 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:33,999 WARN L205 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 299 [2021-04-15 15:54:34,000 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:34,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-04-15 15:54:34,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:34,048 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 22 [2021-04-15 15:54:34,058 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:36,201 WARN L205 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 283 [2021-04-15 15:54:36,202 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:36,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-04-15 15:54:36,253 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 32 treesize of output 16 [2021-04-15 15:54:36,262 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-04-15 15:54:38,319 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 270 [2021-04-15 15:54:38,320 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-04-15 15:54:38,370 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 23 xjuncts. [2021-04-15 15:54:38,370 INFO L247 ElimStorePlain]: Needed 49 recursive calls to eliminate 96 variables, input treesize:4005, output treesize:246 [2021-04-15 15:54:38,946 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2021-04-15 15:54:39,020 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:54:39,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:54:39,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-04-15 15:54:39,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076893083] [2021-04-15 15:54:39,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-04-15 15:54:39,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:54:39,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-04-15 15:54:39,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=896, Unknown=0, NotChecked=0, Total=992 [2021-04-15 15:54:39,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:54:39,022 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:54:39,022 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) [2021-04-15 15:54:39,022 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:54:39,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:54:40,047 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2021-04-15 15:54:40,321 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-04-15 15:54:41,289 WARN L205 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2021-04-15 15:54:41,818 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-04-15 15:54:43,337 WARN L205 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 128 DAG size of output: 60 [2021-04-15 15:54:44,658 WARN L205 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-04-15 15:54:46,535 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 149 DAG size of output: 63 [2021-04-15 15:54:47,899 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 154 DAG size of output: 85 [2021-04-15 15:54:56,243 WARN L205 SmtUtils]: Spent 7.86 s on a formula simplification. DAG size of input: 511 DAG size of output: 201 [2021-04-15 15:55:04,979 WARN L205 SmtUtils]: Spent 8.33 s on a formula simplification. DAG size of input: 200 DAG size of output: 123 [2021-04-15 15:55:20,256 WARN L205 SmtUtils]: Spent 14.80 s on a formula simplification. DAG size of input: 502 DAG size of output: 304 [2021-04-15 15:55:21,620 WARN L205 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 86 DAG size of output: 72 [2021-04-15 15:55:22,872 WARN L205 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-04-15 15:55:23,621 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:55:23,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:55:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 15:55:23,952 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-04-15 15:55:23,953 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:55:23,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:55:23,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1933198930, now seen corresponding path program 6 times [2021-04-15 15:55:23,965 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:55:23,965 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844390484] [2021-04-15 15:55:23,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:55:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:55:24,326 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:55:24,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844390484] [2021-04-15 15:55:24,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738815067] [2021-04-15 15:55:24,326 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 [2021-04-15 15:55:24,383 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-04-15 15:55:24,383 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-15 15:55:24,384 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2021-04-15 15:55:24,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 15:55:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 15:55:25,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-15 15:55:25,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-04-15 15:55:25,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817451872] [2021-04-15 15:55:25,147 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-04-15 15:55:25,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-15 15:55:25,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-04-15 15:55:25,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-04-15 15:55:25,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:55:25,148 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-04-15 15:55:25,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.3793103448275863) internal successors, (69), 29 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-04-15 15:55:25,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-04-15 15:55:25,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-04-15 15:55:25,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-04-15 15:55:25,863 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 15:55:25,863 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-04-15 15:55:25,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-15 15:55:25,864 INFO L82 PathProgramCache]: Analyzing trace with hash 976790896, now seen corresponding path program 7 times [2021-04-15 15:55:25,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-15 15:55:25,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365424143] [2021-04-15 15:55:25,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-15 15:55:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 15:55:31,856 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2021-04-15 15:55:32,375 WARN L205 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-04-15 15:55:33,686 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 332 DAG size of output: 224 [2021-04-15 15:55:34,985 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 221 DAG size of output: 67 [2021-04-15 15:55:38,588 WARN L205 SmtUtils]: Spent 3.59 s on a formula simplification. DAG size of input: 535 DAG size of output: 395 [2021-04-15 15:55:43,469 WARN L205 SmtUtils]: Spent 4.72 s on a formula simplification. DAG size of input: 395 DAG size of output: 112 [2021-04-15 15:55:55,563 WARN L205 SmtUtils]: Spent 12.09 s on a formula simplification. DAG size of input: 764 DAG size of output: 962 [2021-04-15 15:55:56,191 WARN L205 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 946 [2021-04-15 15:56:15,206 WARN L205 SmtUtils]: Spent 18.70 s on a formula simplification. DAG size of input: 962 DAG size of output: 199 [2021-04-15 15:56:47,907 WARN L205 SmtUtils]: Spent 32.69 s on a formula simplification. DAG size of input: 918 DAG size of output: 1408 [2021-04-15 15:56:49,141 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1408 DAG size of output: 1423 [2021-04-15 15:57:36,313 WARN L205 SmtUtils]: Spent 46.66 s on a formula simplification. DAG size of input: 1408 DAG size of output: 279 [2021-04-15 15:58:15,802 WARN L205 SmtUtils]: Spent 39.48 s on a formula simplification. DAG size of input: 926 DAG size of output: 1460 [2021-04-15 15:58:19,229 WARN L205 SmtUtils]: Spent 3.42 s on a formula simplification. DAG size of input: 1460 DAG size of output: 1497 [2021-04-15 15:58:42,074 WARN L205 SmtUtils]: Spent 22.42 s on a formula simplification. DAG size of input: 1460 DAG size of output: 274 [2021-04-15 15:59:13,982 WARN L205 SmtUtils]: Spent 31.90 s on a formula simplification. DAG size of input: 894 DAG size of output: 867 [2021-04-15 15:59:14,658 WARN L205 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 909 [2021-04-15 15:59:48,548 WARN L205 SmtUtils]: Spent 33.47 s on a formula simplification. DAG size of input: 867 DAG size of output: 304 [2021-04-15 16:00:24,036 WARN L205 SmtUtils]: Spent 35.48 s on a formula simplification. DAG size of input: 873 DAG size of output: 829 [2021-04-15 16:00:24,522 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 829 DAG size of output: 882 [2021-04-15 16:00:51,220 WARN L205 SmtUtils]: Spent 26.16 s on a formula simplification. DAG size of input: 829 DAG size of output: 317 [2021-04-15 16:01:21,427 WARN L205 SmtUtils]: Spent 30.20 s on a formula simplification. DAG size of input: 696 DAG size of output: 904 [2021-04-15 16:01:22,332 WARN L205 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 846 [2021-04-15 16:01:42,586 WARN L205 SmtUtils]: Spent 19.66 s on a formula simplification. DAG size of input: 904 DAG size of output: 213 [2021-04-15 16:02:04,832 WARN L205 SmtUtils]: Spent 22.24 s on a formula simplification. DAG size of input: 560 DAG size of output: 611 [2021-04-15 16:02:05,087 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 584 [2021-04-15 16:02:19,617 WARN L205 SmtUtils]: Spent 14.13 s on a formula simplification. DAG size of input: 611 DAG size of output: 146 [2021-04-15 16:02:35,288 WARN L205 SmtUtils]: Spent 15.67 s on a formula simplification. DAG size of input: 416 DAG size of output: 619 [2021-04-15 16:02:38,047 WARN L205 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 619 DAG size of output: 553 [2021-04-15 16:02:49,833 WARN L205 SmtUtils]: Spent 11.37 s on a formula simplification. DAG size of input: 617 DAG size of output: 85 [2021-04-15 16:03:04,475 WARN L205 SmtUtils]: Spent 14.64 s on a formula simplification. DAG size of input: 411 DAG size of output: 614 [2021-04-15 16:03:06,897 WARN L205 SmtUtils]: Spent 2.42 s on a formula simplification. DAG size of input: 614 DAG size of output: 548 [2021-04-15 16:03:16,979 WARN L205 SmtUtils]: Spent 9.74 s on a formula simplification. DAG size of input: 612 DAG size of output: 77 [2021-04-15 16:03:45,940 WARN L205 SmtUtils]: Spent 28.96 s on a formula simplification. DAG size of input: 440 DAG size of output: 938 [2021-04-15 16:03:49,731 WARN L205 SmtUtils]: Spent 3.79 s on a formula simplification. DAG size of input: 938 DAG size of output: 878 [2021-04-15 16:03:58,685 WARN L205 SmtUtils]: Spent 8.45 s on a formula simplification. DAG size of input: 938 DAG size of output: 49 [2021-04-15 16:04:06,079 WARN L205 SmtUtils]: Spent 7.39 s on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2021-04-15 16:04:07,506 WARN L205 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 191 DAG size of output: 27 [2021-04-15 16:04:08,086 WARN L205 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2021-04-15 16:04:08,881 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 22 [2021-04-15 16:04:09,095 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-15 16:04:09,095 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365424143] [2021-04-15 16:04:09,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [989337067] [2021-04-15 16:04:09,096 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 16:04:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-15 16:04:09,151 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 65 conjunts are in the unsatisfiable core [2021-04-15 16:04:09,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-15 16:04:10,342 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-04-15 16:04:10,885 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-04-15 16:04:11,774 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-04-15 16:04:12,961 WARN L205 SmtUtils]: Spent 757.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-04-15 16:04:14,591 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 180 [2021-04-15 16:04:17,062 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 193 [2021-04-15 16:04:19,021 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 200 [2021-04-15 16:04:20,923 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 195 [2021-04-15 16:04:22,903 WARN L205 SmtUtils]: Spent 1.39 s on a formula simplification that was a NOOP. DAG size: 196 [2021-04-15 16:04:25,589 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 209 [2021-04-15 16:04:28,179 WARN L205 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 206 [2021-04-15 16:04:31,033 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 213 [2021-04-15 16:04:34,262 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 222 [2021-04-15 16:06:04,690 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12288 conjuctions. This might take some time... Received shutdown request... [2021-04-15 16:06:12,402 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-15 16:06:12,403 WARN L545 AbstractCegarLoop]: Verification canceled [2021-04-15 16:06:12,422 WARN L224 ceAbstractionStarter]: Timeout [2021-04-15 16:06:12,422 INFO L202 PluginConnector]: Adding new model max-fun.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.04 04:06:12 BasicIcfg [2021-04-15 16:06:12,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-15 16:06:12,423 INFO L168 Benchmark]: Toolchain (without parser) took 835654.10 ms. Allocated memory was 255.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 236.8 MB in the beginning and 932.3 MB in the end (delta: -695.5 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-04-15 16:06:12,423 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.30 ms. Allocated memory is still 255.9 MB. Free memory is still 237.9 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 16:06:12,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.42 ms. Allocated memory is still 255.9 MB. Free memory was 236.7 MB in the beginning and 235.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 16:06:12,423 INFO L168 Benchmark]: Boogie Preprocessor took 31.11 ms. Allocated memory is still 255.9 MB. Free memory was 235.2 MB in the beginning and 234.1 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-04-15 16:06:12,423 INFO L168 Benchmark]: RCFGBuilder took 304.14 ms. Allocated memory is still 255.9 MB. Free memory was 234.1 MB in the beginning and 237.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.0 GB. [2021-04-15 16:06:12,423 INFO L168 Benchmark]: TraceAbstraction took 835267.92 ms. Allocated memory was 255.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 236.8 MB in the beginning and 932.3 MB in the end (delta: -695.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. [2021-04-15 16:06:12,424 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 0.30 ms. Allocated memory is still 255.9 MB. Free memory is still 237.9 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 34.42 ms. Allocated memory is still 255.9 MB. Free memory was 236.7 MB in the beginning and 235.2 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 31.11 ms. Allocated memory is still 255.9 MB. Free memory was 235.2 MB in the beginning and 234.1 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 304.14 ms. Allocated memory is still 255.9 MB. Free memory was 234.1 MB in the beginning and 237.3 MB in the end (delta: -3.2 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 835267.92 ms. Allocated memory was 255.9 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 236.8 MB in the beginning and 932.3 MB in the end (delta: -695.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 3212, positive: 2770, positive conditional: 2770, positive unconditional: 0, negative: 442, negative conditional: 442, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2770, positive: 2770, positive conditional: 0, positive unconditional: 2770, 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] , 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: 2770, positive: 2731, positive conditional: 0, positive unconditional: 2731, 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, Independence queries for same thread: 442 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 7,while TraceCheckSpWp was constructing forward predicates,while PartialQuantifierElimination was eliminating quantifiers from formula with 0 quantifier alternations,while DnfTransformerHelper was XNF transformer was simplifying 12288 conjuctions. . - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 835151.9ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 24.5ms, PartialOrderReductionTime: 48650.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 128, 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: 89.7ms SsaConstructionTime, 429.2ms SatisfiabilityAnalysisTime, 137106.3ms InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 528 ConstructedInterpolants, 16 QuantifiedInterpolants, 55270 SizeOfPredicates, 33 NumberOfNonLiveVariables, 659 ConjunctsInSsa, 155 ConjunctsInUnsatCore, 18 InterpolantComputations, 2 PerfectInterpolantSequences, 101/375 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