/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 10:18:00,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 10:18:00,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 10:18:00,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 10:18:00,614 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-03-12 10:18:00,614 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-03-12 10:18:00,616 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-03-12 10:18:00,616 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-03-12 10:18:00,617 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2021-03-12 10:18:00,630 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-Sleep-NoLbe-Delay.epf [2021-03-12 10:18:00,674 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 10:18:00,674 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 10:18:00,675 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 10:18:00,675 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 10:18:00,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 10:18:00,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 10:18:00,680 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 10:18:00,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 10:18:00,681 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 10:18:00,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 10:18:00,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 10:18:00,682 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 10:18:00,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 10:18:00,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 10:18:00,683 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 10:18:00,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 10:18:00,684 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 10:18:00,684 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 10:18:00,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 10:18:00,685 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-03-12 10:18:00,685 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 10:18:01,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 10:18:01,089 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 10:18:01,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 10:18:01,092 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-12 10:18:01,093 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-12 10:18:01,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl [2021-03-12 10:18:01,095 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/max-array-hom.wvr.bpl' [2021-03-12 10:18:01,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 10:18:01,147 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-12 10:18:01,149 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 10:18:01,149 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 10:18:01,149 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 10:18:01,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,170 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,179 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 10:18:01,181 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 10:18:01,182 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 10:18:01,182 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 10:18:01,189 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,190 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,190 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... [2021-03-12 10:18:01,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 10:18:01,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 10:18:01,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 10:18:01,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 10:18:01,210 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 10:18:01,298 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-12 10:18:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-12 10:18:01,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-12 10:18:01,298 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-12 10:18:01,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-12 10:18:01,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-12 10:18:01,298 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-12 10:18:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 10:18:01,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 10:18:01,299 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-12 10:18:01,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-12 10:18:01,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-12 10:18:01,300 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 10:18:01,594 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 10:18:01,594 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-12 10:18:01,595 INFO L202 PluginConnector]: Adding new model max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 10:18:01 BoogieIcfgContainer [2021-03-12 10:18:01,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 10:18:01,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 10:18:01,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 10:18:01,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 10:18:01,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 10:18:01" (1/2) ... [2021-03-12 10:18:01,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d1753fd and model type max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 10:18:01, skipping insertion in model container [2021-03-12 10:18:01,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 10:18:01" (2/2) ... [2021-03-12 10:18:01,603 INFO L111 eAbstractionObserver]: Analyzing ICFG max-array-hom.wvr.bpl [2021-03-12 10:18:01,617 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 10:18:01,618 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 10:18:01,622 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 10:18:01,623 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 10:18:01,700 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-12 10:18:01,716 INFO L253 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-03-12 10:18:01,791 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 10:18:01,792 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 10:18:01,792 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 10:18:01,792 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 10:18:01,792 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 10:18:01,793 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 10:18:01,793 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 10:18:01,793 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 10:18:01,864 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:01,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:01,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1685831996, now seen corresponding path program 1 times [2021-03-12 10:18:01,883 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:01,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996101421] [2021-03-12 10:18:01,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:02,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996101421] [2021-03-12 10:18:02,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 10:18:02,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 10:18:02,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346695617] [2021-03-12 10:18:02,135 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 10:18:02,136 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:02,150 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 10:18:02,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 10:18:02,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:02,156 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:02,162 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) [2021-03-12 10:18:02,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:02,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:02,198 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 10:18:02,198 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:02,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:02,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1860946394, now seen corresponding path program 1 times [2021-03-12 10:18:02,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:02,203 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840015458] [2021-03-12 10:18:02,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:02,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:02,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:18:02,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840015458] [2021-03-12 10:18:02,284 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 10:18:02,284 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-03-12 10:18:02,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1540448059] [2021-03-12 10:18:02,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 10:18:02,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:02,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 10:18:02,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 10:18:02,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:02,291 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:02,291 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:18:02,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:02,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:02,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:02,364 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-03-12 10:18:02,365 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:02,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:02,366 INFO L82 PathProgramCache]: Analyzing trace with hash 2099964152, now seen corresponding path program 1 times [2021-03-12 10:18:02,367 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:02,367 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715215777] [2021-03-12 10:18:02,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:02,790 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 30 [2021-03-12 10:18:02,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:02,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715215777] [2021-03-12 10:18:02,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871418676] [2021-03-12 10:18:02,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:02,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:03,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-12 10:18:03,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:03,479 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 [2021-03-12 10:18:03,484 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:03,490 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 [2021-03-12 10:18:03,493 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:03,509 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 [2021-03-12 10:18:03,515 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:03,520 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-03-12 10:18:03,522 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:03,526 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 [2021-03-12 10:18:03,528 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:03,533 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 [2021-03-12 10:18:03,540 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:03,587 INFO L628 ElimStorePlain]: treesize reduction 21, result has 58.0 percent of original size [2021-03-12 10:18:03,594 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-03-12 10:18:03,594 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:193, output treesize:21 [2021-03-12 10:18:03,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:03,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:18:03,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-03-12 10:18:03,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270415731] [2021-03-12 10:18:03,677 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 10:18:03,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:03,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 10:18:03,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-03-12 10:18:03,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:03,680 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:03,680 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) [2021-03-12 10:18:03,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:03,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:03,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:03,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:03,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:03,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:04,077 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:04,077 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:04,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:04,078 INFO L82 PathProgramCache]: Analyzing trace with hash 1225355926, now seen corresponding path program 2 times [2021-03-12 10:18:04,078 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:04,079 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876635567] [2021-03-12 10:18:04,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:04,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876635567] [2021-03-12 10:18:04,160 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629148091] [2021-03-12 10:18:04,161 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) [2021-03-12 10:18:04,210 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 10:18:04,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:04,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 10:18:04,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:04,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:04,353 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:18:04,353 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-03-12 10:18:04,353 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144056364] [2021-03-12 10:18:04,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-03-12 10:18:04,360 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:04,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-03-12 10:18:04,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-03-12 10:18:04,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:04,363 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:04,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.9166666666666665) internal successors, (35), 12 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:18:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:04,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:04,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:04,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:04,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:04,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:04,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:04,776 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:04,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:04,776 INFO L82 PathProgramCache]: Analyzing trace with hash 661666650, now seen corresponding path program 1 times [2021-03-12 10:18:04,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:04,777 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844504194] [2021-03-12 10:18:04,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:04,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:04,833 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:18:04,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844504194] [2021-03-12 10:18:04,833 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704833957] [2021-03-12 10:18:04,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:04,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 10:18:04,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:04,986 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:18:04,987 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:18:04,987 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-03-12 10:18:04,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152985594] [2021-03-12 10:18:04,987 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-12 10:18:04,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:04,989 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-12 10:18:04,989 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-03-12 10:18:04,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:04,990 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:04,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.272727272727273) internal successors, (36), 11 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:18:04,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:04,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:04,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:04,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:04,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:05,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:05,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:05,330 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:05,331 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:05,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:05,331 INFO L82 PathProgramCache]: Analyzing trace with hash -258173320, now seen corresponding path program 2 times [2021-03-12 10:18:05,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:05,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528647915] [2021-03-12 10:18:05,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:05,933 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2021-03-12 10:18:06,170 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-03-12 10:18:06,389 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-03-12 10:18:06,559 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-03-12 10:18:06,729 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-03-12 10:18:06,830 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:06,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528647915] [2021-03-12 10:18:06,830 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [731621392] [2021-03-12 10:18:06,830 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:06,872 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 10:18:06,872 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:18:06,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-03-12 10:18:06,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:08,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,232 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,237 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 [2021-03-12 10:18:08,238 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,248 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,253 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 [2021-03-12 10:18:08,254 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,267 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,271 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 [2021-03-12 10:18:08,272 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,286 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 [2021-03-12 10:18:08,287 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,311 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 [2021-03-12 10:18:08,312 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,330 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 [2021-03-12 10:18:08,334 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,361 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,363 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 [2021-03-12 10:18:08,365 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,380 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,383 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 [2021-03-12 10:18:08,384 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,407 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,409 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 [2021-03-12 10:18:08,410 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,426 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,428 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 [2021-03-12 10:18:08,429 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,442 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,443 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 [2021-03-12 10:18:08,445 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,459 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 [2021-03-12 10:18:08,461 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,472 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,476 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 [2021-03-12 10:18:08,477 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,492 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 [2021-03-12 10:18:08,495 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,506 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,510 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 [2021-03-12 10:18:08,511 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,529 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 [2021-03-12 10:18:08,532 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,542 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,546 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 [2021-03-12 10:18:08,547 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,559 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,563 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 [2021-03-12 10:18:08,564 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,577 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 [2021-03-12 10:18:08,578 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,593 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 [2021-03-12 10:18:08,594 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,609 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 [2021-03-12 10:18:08,611 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,626 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,628 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 [2021-03-12 10:18:08,631 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,645 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,646 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 [2021-03-12 10:18:08,647 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,662 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 [2021-03-12 10:18:08,664 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-03-12 10:18:08,680 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,690 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,692 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,694 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 [2021-03-12 10:18:08,696 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,711 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 28 [2021-03-12 10:18:08,712 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,731 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 [2021-03-12 10:18:08,732 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,741 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,746 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 [2021-03-12 10:18:08,748 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,757 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,762 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 [2021-03-12 10:18:08,762 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,775 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,780 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 [2021-03-12 10:18:08,788 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,806 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 [2021-03-12 10:18:08,807 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,820 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,825 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 40 treesize of output 22 [2021-03-12 10:18:08,827 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,841 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,844 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 35 treesize of output 19 [2021-03-12 10:18:08,850 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,865 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 [2021-03-12 10:18:08,866 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,891 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 [2021-03-12 10:18:08,893 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,906 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,908 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 [2021-03-12 10:18:08,909 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,923 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 [2021-03-12 10:18:08,927 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,941 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,943 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 [2021-03-12 10:18:08,944 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,958 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,960 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 [2021-03-12 10:18:08,961 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,976 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 [2021-03-12 10:18:08,978 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:08,988 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:08,992 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 [2021-03-12 10:18:08,994 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,010 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 [2021-03-12 10:18:09,011 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,022 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,024 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,026 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 [2021-03-12 10:18:09,027 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,046 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 [2021-03-12 10:18:09,064 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,083 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 25 [2021-03-12 10:18:09,085 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 22 [2021-03-12 10:18:09,100 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,111 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,114 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,116 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 [2021-03-12 10:18:09,118 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,129 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,133 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 [2021-03-12 10:18:09,134 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,148 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-03-12 10:18:09,149 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,165 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 [2021-03-12 10:18:09,166 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,181 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 [2021-03-12 10:18:09,182 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,194 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,199 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 [2021-03-12 10:18:09,200 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,214 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 [2021-03-12 10:18:09,216 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,227 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,229 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,231 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 [2021-03-12 10:18:09,233 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,247 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,249 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 [2021-03-12 10:18:09,250 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,263 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,265 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 [2021-03-12 10:18:09,266 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,280 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 [2021-03-12 10:18:09,282 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,292 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,297 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 [2021-03-12 10:18:09,298 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,309 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,311 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,313 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 [2021-03-12 10:18:09,316 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,325 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,330 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 [2021-03-12 10:18:09,331 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,342 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,346 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 [2021-03-12 10:18:09,348 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:09,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:09,359 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 [2021-03-12 10:18:09,360 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:09,460 INFO L628 ElimStorePlain]: treesize reduction 152, result has 33.0 percent of original size [2021-03-12 10:18:09,463 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-03-12 10:18:09,463 INFO L247 ElimStorePlain]: Needed 64 recursive calls to eliminate 2 variables, input treesize:3159, output treesize:51 [2021-03-12 10:18:09,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:09,549 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:18:09,549 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-03-12 10:18:09,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880427634] [2021-03-12 10:18:09,550 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-12 10:18:09,550 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:09,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-12 10:18:09,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-03-12 10:18:09,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:09,551 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:09,551 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) [2021-03-12 10:18:09,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:09,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:09,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:09,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:09,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:09,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:09,766 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 36 [2021-03-12 10:18:10,077 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 49 [2021-03-12 10:18:10,423 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2021-03-12 10:18:10,587 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-03-12 10:18:10,817 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-03-12 10:18:11,338 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-03-12 10:18:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:11,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:11,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:18:11,695 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-03-12 10:18:11,696 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:11,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:11,696 INFO L82 PathProgramCache]: Analyzing trace with hash 538878486, now seen corresponding path program 3 times [2021-03-12 10:18:11,696 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:11,697 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495345110] [2021-03-12 10:18:11,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:11,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:11,783 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:11,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495345110] [2021-03-12 10:18:11,784 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [189374012] [2021-03-12 10:18:11,784 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:11,810 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-03-12 10:18:11,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:18:11,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-12 10:18:11,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:11,965 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:11,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:18:11,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-03-12 10:18:11,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643162904] [2021-03-12 10:18:11,966 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-12 10:18:11,967 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:11,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-12 10:18:11,967 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-03-12 10:18:11,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:11,967 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:11,967 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.55) internal successors, (51), 20 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:18:11,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:11,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:11,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:11,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:11,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:11,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:18:11,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:12,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:18:12,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:18:12,593 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:12,593 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:12,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:12,594 INFO L82 PathProgramCache]: Analyzing trace with hash 157395674, now seen corresponding path program 4 times [2021-03-12 10:18:12,594 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:12,594 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754423061] [2021-03-12 10:18:12,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:12,671 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:18:12,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754423061] [2021-03-12 10:18:12,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747530467] [2021-03-12 10:18:12,671 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:12,709 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 10:18:12,710 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:18:12,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-12 10:18:12,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:12,831 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 10:18:12,831 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:18:12,831 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-03-12 10:18:12,832 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099081705] [2021-03-12 10:18:12,832 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-03-12 10:18:12,832 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:18:12,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-03-12 10:18:12,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-03-12 10:18:12,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:12,833 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:18:12,833 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.823529411764706) internal successors, (48), 17 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:18:12,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:12,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:12,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:12,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:12,833 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:12,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:18:12,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:18:12,834 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:18:13,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:18:13,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:18:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:18:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:18:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:18:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:18:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:18:13,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:18:13,223 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:13,224 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:18:13,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:18:13,224 INFO L82 PathProgramCache]: Analyzing trace with hash -1710749704, now seen corresponding path program 5 times [2021-03-12 10:18:13,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:18:13,224 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360017750] [2021-03-12 10:18:13,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:18:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:18:14,438 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 45 [2021-03-12 10:18:14,676 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 64 [2021-03-12 10:18:15,225 WARN L205 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 106 [2021-03-12 10:18:15,839 WARN L205 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 111 [2021-03-12 10:18:16,471 WARN L205 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 106 [2021-03-12 10:18:17,206 WARN L205 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 100 [2021-03-12 10:18:17,647 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 75 [2021-03-12 10:18:17,903 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-03-12 10:18:18,163 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2021-03-12 10:18:18,341 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:18:18,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360017750] [2021-03-12 10:18:18,342 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [555326740] [2021-03-12 10:18:18,342 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:18:18,386 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-03-12 10:18:18,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:18:18,387 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-03-12 10:18:18,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:18:20,625 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification that was a NOOP. DAG size: 119 [2021-03-12 10:18:22,409 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 355 [2021-03-12 10:18:24,935 WARN L205 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 364 [2021-03-12 10:18:26,973 WARN L205 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 365 [2021-03-12 10:18:29,085 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 367 [2021-03-12 10:18:31,104 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 366 [2021-03-12 10:18:33,016 WARN L205 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 380 [2021-03-12 10:18:35,234 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 379 [2021-03-12 10:18:36,099 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]} [2021-03-12 10:18:36,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:36,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:36,173 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 [2021-03-12 10:18:36,175 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:36,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:36,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:36,220 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 [2021-03-12 10:18:36,221 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:47,466 WARN L205 SmtUtils]: Spent 11.24 s on a formula simplification. DAG size of input: 808 DAG size of output: 753 [2021-03-12 10:18:47,468 INFO L628 ElimStorePlain]: treesize reduction 1218, result has 69.0 percent of original size [2021-03-12 10:18:47,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,514 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:47,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:47,579 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 [2021-03-12 10:18:47,604 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:47,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:47,688 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 [2021-03-12 10:18:47,691 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:52,830 WARN L205 SmtUtils]: Spent 5.14 s on a formula simplification that was a NOOP. DAG size: 739 [2021-03-12 10:18:52,832 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:18:52,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:52,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:52,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:52,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:52,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:52,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:52,952 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 [2021-03-12 10:18:52,957 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:53,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:53,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:53,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:53,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:53,021 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 [2021-03-12 10:18:53,025 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-12 10:18:57,978 WARN L205 SmtUtils]: Spent 4.95 s on a formula simplification that was a NOOP. DAG size: 725 [2021-03-12 10:18:57,980 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:18:58,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:18:58,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:58,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:58,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:58,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:18:58,063 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 [2021-03-12 10:18:58,066 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:03,261 WARN L205 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 710 [2021-03-12 10:19:03,263 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:03,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,377 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 [2021-03-12 10:19:03,381 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:03,423 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:03,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:03,446 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 [2021-03-12 10:19:03,452 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:09,040 WARN L205 SmtUtils]: Spent 5.59 s on a formula simplification that was a NOOP. DAG size: 694 [2021-03-12 10:19:09,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:09,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:09,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:09,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:09,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:09,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:09,107 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 [2021-03-12 10:19:09,112 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:14,888 WARN L205 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 680 [2021-03-12 10:19:14,889 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:14,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:14,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:14,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:14,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:14,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:14,957 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 49 treesize of output 25 [2021-03-12 10:19:14,962 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:19,604 WARN L205 SmtUtils]: Spent 4.64 s on a formula simplification that was a NOOP. DAG size: 666 [2021-03-12 10:19:19,606 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:19,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,680 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 [2021-03-12 10:19:19,682 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:19,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:19,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:19,731 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 [2021-03-12 10:19:19,733 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:23,148 WARN L205 SmtUtils]: Spent 3.41 s on a formula simplification that was a NOOP. DAG size: 650 [2021-03-12 10:19:23,148 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:23,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:23,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,190 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:23,211 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 [2021-03-12 10:19:23,213 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:23,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:23,252 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 [2021-03-12 10:19:23,255 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:25,772 WARN L205 SmtUtils]: Spent 2.52 s on a formula simplification that was a NOOP. DAG size: 633 [2021-03-12 10:19:25,772 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:25,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,804 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:25,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:25,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-03-12 10:19:25,839 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:25,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:25,876 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 [2021-03-12 10:19:25,879 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:28,371 WARN L205 SmtUtils]: Spent 2.49 s on a formula simplification that was a NOOP. DAG size: 617 [2021-03-12 10:19:28,372 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:28,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:28,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:28,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:28,408 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:28,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:28,412 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 [2021-03-12 10:19:28,414 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:30,967 WARN L205 SmtUtils]: Spent 2.55 s on a formula simplification that was a NOOP. DAG size: 602 [2021-03-12 10:19:30,968 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:31,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:31,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:31,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:31,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:31,012 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 [2021-03-12 10:19:31,015 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:33,670 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 587 [2021-03-12 10:19:33,671 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:33,699 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:33,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:33,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:33,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:33,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:33,711 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 [2021-03-12 10:19:33,716 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:36,283 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 572 [2021-03-12 10:19:36,283 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:36,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:36,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,330 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:36,351 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 [2021-03-12 10:19:36,353 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:36,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:36,389 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 [2021-03-12 10:19:36,392 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:38,849 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 555 [2021-03-12 10:19:38,850 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,918 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 [2021-03-12 10:19:38,923 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:38,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:38,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:38,969 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 [2021-03-12 10:19:38,973 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:41,637 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification that was a NOOP. DAG size: 538 [2021-03-12 10:19:41,638 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:41,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,725 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 [2021-03-12 10:19:41,730 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:41,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,764 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:41,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:41,777 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 [2021-03-12 10:19:41,781 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:45,160 WARN L205 SmtUtils]: Spent 3.38 s on a formula simplification that was a NOOP. DAG size: 521 [2021-03-12 10:19:45,162 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:45,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:45,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:45,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:45,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:45,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:45,207 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 [2021-03-12 10:19:45,211 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:48,259 WARN L205 SmtUtils]: Spent 3.05 s on a formula simplification that was a NOOP. DAG size: 506 [2021-03-12 10:19:48,261 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:48,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,368 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 [2021-03-12 10:19:48,374 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:48,403 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:48,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:48,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 25 [2021-03-12 10:19:48,424 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:51,341 WARN L205 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 489 [2021-03-12 10:19:51,342 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:51,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:51,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:51,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:51,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:51,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:51,385 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 [2021-03-12 10:19:51,389 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:54,376 WARN L205 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 474 [2021-03-12 10:19:54,377 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:54,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:54,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:54,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:54,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:54,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:54,412 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 [2021-03-12 10:19:54,416 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:56,944 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification that was a NOOP. DAG size: 459 [2021-03-12 10:19:56,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:56,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:56,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:56,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:56,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:56,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:56,985 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 [2021-03-12 10:19:56,990 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-03-12 10:19:59,561 WARN L205 SmtUtils]: Spent 2.57 s on a formula simplification that was a NOOP. DAG size: 444 [2021-03-12 10:19:59,562 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:19:59,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:59,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:19:59,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:59,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:59,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:19:59,606 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 [2021-03-12 10:19:59,609 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:02,204 WARN L205 SmtUtils]: Spent 2.59 s on a formula simplification that was a NOOP. DAG size: 429 [2021-03-12 10:20:02,205 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:02,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,279 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 [2021-03-12 10:20:02,284 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:02,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,312 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:02,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:02,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-03-12 10:20:02,326 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:04,955 WARN L205 SmtUtils]: Spent 2.63 s on a formula simplification that was a NOOP. DAG size: 412 [2021-03-12 10:20:04,956 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:04,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:04,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:04,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:04,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:04,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:04,993 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 [2021-03-12 10:20:04,997 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:07,625 WARN L205 SmtUtils]: Spent 2.63 s on a formula simplification that was a NOOP. DAG size: 397 [2021-03-12 10:20:07,625 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:07,648 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:07,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:07,698 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 [2021-03-12 10:20:07,703 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:07,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:07,740 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 [2021-03-12 10:20:07,746 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:10,199 WARN L205 SmtUtils]: Spent 2.45 s on a formula simplification that was a NOOP. DAG size: 380 [2021-03-12 10:20:10,200 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:10,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:10,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:10,272 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 [2021-03-12 10:20:10,275 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:10,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:10,310 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 [2021-03-12 10:20:10,315 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:12,718 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 363 [2021-03-12 10:20:12,720 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:12,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,814 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 [2021-03-12 10:20:12,819 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:12,844 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:12,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:12,869 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 54 treesize of output 28 [2021-03-12 10:20:12,873 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:15,186 WARN L205 SmtUtils]: Spent 2.31 s on a formula simplification that was a NOOP. DAG size: 346 [2021-03-12 10:20:15,187 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:15,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:15,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:15,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:15,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:15,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:15,224 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 [2021-03-12 10:20:15,230 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:17,550 WARN L205 SmtUtils]: Spent 2.32 s on a formula simplification that was a NOOP. DAG size: 331 [2021-03-12 10:20:17,551 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:17,572 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:17,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:17,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:17,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:17,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:17,587 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 [2021-03-12 10:20:17,592 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:19,653 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 316 [2021-03-12 10:20:19,654 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:19,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:19,725 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 28 [2021-03-12 10:20:19,730 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:19,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:19,765 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 [2021-03-12 10:20:19,771 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:21,716 WARN L205 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 299 [2021-03-12 10:20:21,719 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:21,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:20:21,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:21,774 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 [2021-03-12 10:20:21,783 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:23,756 WARN L205 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 283 [2021-03-12 10:20:23,758 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:23,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:20:23,805 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 [2021-03-12 10:20:23,814 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-03-12 10:20:25,613 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 270 [2021-03-12 10:20:25,614 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 10:20:25,658 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 23 xjuncts. [2021-03-12 10:20:25,658 INFO L247 ElimStorePlain]: Needed 49 recursive calls to eliminate 96 variables, input treesize:4005, output treesize:246 [2021-03-12 10:20:26,203 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2021-03-12 10:20:26,252 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:20:26,252 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:20:26,252 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-03-12 10:20:26,252 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261694706] [2021-03-12 10:20:26,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-03-12 10:20:26,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:20:26,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-03-12 10:20:26,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=896, Unknown=0, NotChecked=0, Total=992 [2021-03-12 10:20:26,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:20:26,256 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:20:26,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.3125) internal successors, (74), 32 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-03-12 10:20:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:20:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:20:26,256 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:20:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:20:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:20:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:20:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:20:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:20:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:20:27,227 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2021-03-12 10:20:27,505 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-03-12 10:20:28,309 WARN L205 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2021-03-12 10:20:28,804 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-03-12 10:20:29,928 WARN L205 SmtUtils]: Spent 863.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 60 [2021-03-12 10:20:30,924 WARN L205 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-03-12 10:20:32,377 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 149 DAG size of output: 63 [2021-03-12 10:20:33,591 WARN L205 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 85 [2021-03-12 10:20:41,274 WARN L205 SmtUtils]: Spent 7.23 s on a formula simplification. DAG size of input: 511 DAG size of output: 201 [2021-03-12 10:20:48,977 WARN L205 SmtUtils]: Spent 7.39 s on a formula simplification. DAG size of input: 200 DAG size of output: 123 [2021-03-12 10:21:01,485 WARN L205 SmtUtils]: Spent 12.14 s on a formula simplification. DAG size of input: 502 DAG size of output: 304 [2021-03-12 10:21:02,956 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 86 DAG size of output: 72 [2021-03-12 10:21:04,413 WARN L205 SmtUtils]: Spent 620.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-03-12 10:21:05,357 WARN L205 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:21:05,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:21:05,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 10:21:05,694 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-03-12 10:21:05,695 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:21:05,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:21:05,705 INFO L82 PathProgramCache]: Analyzing trace with hash 1933198930, now seen corresponding path program 6 times [2021-03-12 10:21:05,705 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:21:05,705 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631442359] [2021-03-12 10:21:05,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:21:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:21:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:21:06,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631442359] [2021-03-12 10:21:06,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264638978] [2021-03-12 10:21:06,076 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:21:06,107 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-03-12 10:21:06,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 10:21:06,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2021-03-12 10:21:06,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:21:06,980 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:21:06,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 10:21:06,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-03-12 10:21:06,981 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793081347] [2021-03-12 10:21:06,981 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-03-12 10:21:06,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 10:21:06,982 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-03-12 10:21:06,982 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-03-12 10:21:06,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:21:06,982 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 10:21:06,982 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) [2021-03-12 10:21:06,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:21:06,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-03-12 10:21:06,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 10:21:07,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 10:21:07,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-03-12 10:21:07,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-03-12 10:21:07,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-03-12 10:21:07,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-03-12 10:21:07,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:21:07,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 10:21:07,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 10:21:07,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-03-12 10:21:07,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-03-12 10:21:07,883 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:21:07,883 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 10:21:07,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 10:21:07,884 INFO L82 PathProgramCache]: Analyzing trace with hash 976790896, now seen corresponding path program 7 times [2021-03-12 10:21:07,884 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 10:21:07,884 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270177548] [2021-03-12 10:21:07,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 10:21:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:21:12,302 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2021-03-12 10:21:12,723 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-03-12 10:21:13,942 WARN L205 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 332 DAG size of output: 224 [2021-03-12 10:21:15,608 WARN L205 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 221 DAG size of output: 67 [2021-03-12 10:21:19,146 WARN L205 SmtUtils]: Spent 3.53 s on a formula simplification. DAG size of input: 535 DAG size of output: 395 [2021-03-12 10:21:23,661 WARN L205 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 395 DAG size of output: 112 [2021-03-12 10:21:35,884 WARN L205 SmtUtils]: Spent 12.21 s on a formula simplification. DAG size of input: 764 DAG size of output: 962 [2021-03-12 10:21:36,505 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 946 [2021-03-12 10:21:52,765 WARN L205 SmtUtils]: Spent 16.01 s on a formula simplification. DAG size of input: 962 DAG size of output: 199 [2021-03-12 10:22:24,789 WARN L205 SmtUtils]: Spent 32.01 s on a formula simplification. DAG size of input: 918 DAG size of output: 1408 [2021-03-12 10:22:26,025 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1408 DAG size of output: 1423 [2021-03-12 10:23:02,485 WARN L205 SmtUtils]: Spent 36.08 s on a formula simplification. DAG size of input: 1408 DAG size of output: 279 [2021-03-12 10:23:43,014 WARN L205 SmtUtils]: Spent 40.52 s on a formula simplification. DAG size of input: 926 DAG size of output: 1460 [2021-03-12 10:23:46,616 WARN L205 SmtUtils]: Spent 3.60 s on a formula simplification. DAG size of input: 1460 DAG size of output: 1497 [2021-03-12 10:24:21,410 WARN L205 SmtUtils]: Spent 34.28 s on a formula simplification. DAG size of input: 1460 DAG size of output: 274 [2021-03-12 10:24:54,647 WARN L205 SmtUtils]: Spent 33.22 s on a formula simplification. DAG size of input: 894 DAG size of output: 867 [2021-03-12 10:24:55,317 WARN L205 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 909 [2021-03-12 10:25:47,654 WARN L205 SmtUtils]: Spent 51.69 s on a formula simplification. DAG size of input: 867 DAG size of output: 304 [2021-03-12 10:26:19,926 WARN L205 SmtUtils]: Spent 32.26 s on a formula simplification. DAG size of input: 873 DAG size of output: 829 [2021-03-12 10:26:20,364 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 829 DAG size of output: 882 [2021-03-12 10:26:53,408 WARN L205 SmtUtils]: Spent 32.61 s on a formula simplification. DAG size of input: 829 DAG size of output: 317 [2021-03-12 10:27:22,670 WARN L205 SmtUtils]: Spent 29.25 s on a formula simplification. DAG size of input: 696 DAG size of output: 904 [2021-03-12 10:27:23,500 WARN L205 SmtUtils]: Spent 824.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 846 [2021-03-12 10:27:40,505 WARN L205 SmtUtils]: Spent 16.60 s on a formula simplification. DAG size of input: 904 DAG size of output: 213 [2021-03-12 10:28:02,490 WARN L205 SmtUtils]: Spent 21.98 s on a formula simplification. DAG size of input: 560 DAG size of output: 611 [2021-03-12 10:28:02,730 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 584 [2021-03-12 10:28:17,078 WARN L205 SmtUtils]: Spent 14.02 s on a formula simplification. DAG size of input: 611 DAG size of output: 146 [2021-03-12 10:28:32,473 WARN L205 SmtUtils]: Spent 15.39 s on a formula simplification. DAG size of input: 416 DAG size of output: 619 [2021-03-12 10:28:35,078 WARN L205 SmtUtils]: Spent 2.60 s on a formula simplification. DAG size of input: 619 DAG size of output: 553 [2021-03-12 10:28:45,587 WARN L205 SmtUtils]: Spent 10.19 s on a formula simplification. DAG size of input: 617 DAG size of output: 85 [2021-03-12 10:29:00,013 WARN L205 SmtUtils]: Spent 14.42 s on a formula simplification. DAG size of input: 411 DAG size of output: 614 [2021-03-12 10:29:02,419 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 614 DAG size of output: 548 [2021-03-12 10:29:12,397 WARN L205 SmtUtils]: Spent 9.59 s on a formula simplification. DAG size of input: 612 DAG size of output: 77 [2021-03-12 10:29:41,349 WARN L205 SmtUtils]: Spent 28.95 s on a formula simplification. DAG size of input: 440 DAG size of output: 938 [2021-03-12 10:29:45,152 WARN L205 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 938 DAG size of output: 878 [2021-03-12 10:29:53,538 WARN L205 SmtUtils]: Spent 7.93 s on a formula simplification. DAG size of input: 938 DAG size of output: 49 [2021-03-12 10:30:00,792 WARN L205 SmtUtils]: Spent 7.25 s on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2021-03-12 10:30:02,169 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 191 DAG size of output: 27 [2021-03-12 10:30:02,730 WARN L205 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2021-03-12 10:30:03,058 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 17 [2021-03-12 10:30:03,611 WARN L205 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 22 [2021-03-12 10:30:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 10:30:03,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270177548] [2021-03-12 10:30:03,834 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [566863176] [2021-03-12 10:30:03,834 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 10:30:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 10:30:03,894 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 65 conjunts are in the unsatisfiable core [2021-03-12 10:30:03,895 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 10:30:05,236 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-03-12 10:30:05,864 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-03-12 10:30:06,752 WARN L205 SmtUtils]: Spent 599.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-03-12 10:30:07,842 WARN L205 SmtUtils]: Spent 726.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-03-12 10:30:09,477 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 180 [2021-03-12 10:30:11,692 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 193 [2021-03-12 10:30:13,832 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 200 [2021-03-12 10:30:15,835 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification that was a NOOP. DAG size: 195 [2021-03-12 10:30:17,822 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 196 [2021-03-12 10:30:20,753 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 209 [2021-03-12 10:30:23,275 WARN L205 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 206 [2021-03-12 10:30:26,215 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 213 [2021-03-12 10:30:29,387 WARN L205 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 222 [2021-03-12 10:31:53,433 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12288 conjuctions. This might take some time... [2021-03-12 10:32:03,022 INFO L193 XnfTransformerHelper]: Simplified to disjunction of 12288 conjuctions. [2021-03-12 10:32:04,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:04,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,586 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:04,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:04,594 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:04,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:04,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:04,718 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:04,737 INFO L244 Elim1Store]: Index analysis took 172 ms [2021-03-12 10:32:04,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 46 [2021-03-12 10:32:04,748 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:05,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:05,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:05,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:05,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:05,406 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:05,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:05,561 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:05,575 INFO L244 Elim1Store]: Index analysis took 242 ms [2021-03-12 10:32:05,582 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 49 [2021-03-12 10:32:05,585 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:06,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,179 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:06,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,216 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:06,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,224 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:06,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:06,245 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:06,278 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:06,360 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:06,393 INFO L244 Elim1Store]: Index analysis took 218 ms [2021-03-12 10:32:06,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 105 treesize of output 49 [2021-03-12 10:32:06,407 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:07,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,061 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,113 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,186 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,209 INFO L244 Elim1Store]: Index analysis took 200 ms [2021-03-12 10:32:07,216 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 117 treesize of output 55 [2021-03-12 10:32:07,220 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:07,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,815 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,833 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:07,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,869 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:07,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,009 INFO L244 Elim1Store]: Index analysis took 198 ms [2021-03-12 10:32:08,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 92 treesize of output 46 [2021-03-12 10:32:08,021 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. Received shutdown request... [2021-03-12 10:32:08,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,629 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:08,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,729 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:08,812 INFO L244 Elim1Store]: Index analysis took 189 ms [2021-03-12 10:32:08,819 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 98 treesize of output 46 [2021-03-12 10:32:08,822 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:09,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,433 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:09,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:09,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:09,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:09,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:09,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:09,677 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:09,697 INFO L244 Elim1Store]: Index analysis took 269 ms [2021-03-12 10:32:09,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 81 treesize of output 37 [2021-03-12 10:32:09,709 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:10,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:10,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,295 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:10,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:10,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:10,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:10,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:10,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:10,451 INFO L244 Elim1Store]: Index analysis took 182 ms [2021-03-12 10:32:10,457 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 119 treesize of output 55 [2021-03-12 10:32:10,461 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:11,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,063 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,088 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,123 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,226 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,244 INFO L244 Elim1Store]: Index analysis took 186 ms [2021-03-12 10:32:11,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 52 [2021-03-12 10:32:11,253 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:11,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:11,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:11,980 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,084 INFO L244 Elim1Store]: Index analysis took 225 ms [2021-03-12 10:32:12,092 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 104 treesize of output 46 [2021-03-12 10:32:12,096 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-03-12 10:32:12,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,734 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,767 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 10:32:12,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 10:32:12,997 INFO L244 Elim1Store]: Index analysis took 269 ms [2021-03-12 10:32:13,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 21 disjoint index pairs (out of 45 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 96 treesize of output 43 [2021-03-12 10:32:13,012 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. Cannot interrupt operation gracefully because timeout expired. Forcing shutdown