/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.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-d47b94137d5c7dd60722882962a90fb345e61909-d47b941 [2021-05-04 01:58:04,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-04 01:58:04,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-04 01:58:04,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-04 01:58:04,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-04 01:58:04,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-04 01:58:04,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-04 01:58:04,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-04 01:58:04,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-04 01:58:04,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-04 01:58:04,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-04 01:58:04,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-04 01:58:04,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-04 01:58:04,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-04 01:58:04,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-04 01:58:04,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-04 01:58:04,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-04 01:58:04,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-04 01:58:04,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-04 01:58:04,867 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-04 01:58:04,871 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-Persistent-NoLbe.epf [2021-05-04 01:58:04,909 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-04 01:58:04,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-04 01:58:04,910 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-05-04 01:58:04,910 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-05-04 01:58:04,913 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-04 01:58:04,913 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-04 01:58:04,913 INFO L138 SettingsManager]: * Use SBE=true [2021-05-04 01:58:04,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-04 01:58:04,913 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-04 01:58:04,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-04 01:58:04,914 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-04 01:58:04,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-04 01:58:04,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-04 01:58:04,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-04 01:58:04,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-04 01:58:04,916 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-04 01:58:04,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-04 01:58:04,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-04 01:58:04,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-04 01:58:04,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-04 01:58:04,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-04 01:58:04,917 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-04 01:58:04,917 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-04 01:58:04,917 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-05-04 01:58:04,917 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-05-04 01:58:04,918 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-04 01:58:04,918 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SETS [2021-05-04 01:58:04,918 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-04 01:58:05,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-04 01:58:05,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-04 01:58:05,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-04 01:58:05,276 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-05-04 01:58:05,277 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-05-04 01:58:05,278 INFO L432 ainManager$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 [2021-05-04 01:58:05,290 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' [2021-05-04 01:58:05,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-04 01:58:05,319 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-04 01:58:05,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-05-04 01:58:05,326 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-05-04 01:58:05,326 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-05-04 01:58:05,339 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,348 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-05-04 01:58:05,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-04 01:58:05,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-04 01:58:05,358 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-04 01:58:05,365 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,365 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,367 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,368 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,372 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,376 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,377 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 04.05 01:58:05" (1/1) ... [2021-05-04 01:58:05,382 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-04 01:58:05,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-04 01:58:05,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-04 01:58:05,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-04 01:58:05,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:58:05" (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 [2021-05-04 01:58:05,446 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-05-04 01:58:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-05-04 01:58:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-05-04 01:58:05,447 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-05-04 01:58:05,447 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-05-04 01:58:05,447 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-05-04 01:58:05,448 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-05-04 01:58:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-04 01:58:05,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-04 01:58:05,448 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-05-04 01:58:05,448 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-05-04 01:58:05,448 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-05-04 01:58:05,449 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-05-04 01:58:05,642 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-04 01:58:05,642 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-05-04 01:58:05,644 INFO L202 PluginConnector]: Adding new model max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:58:05 BoogieIcfgContainer [2021-05-04 01:58:05,644 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-04 01:58:05,646 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-04 01:58:05,646 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-04 01:58:05,648 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-04 01:58:05,648 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.05 01:58:05" (1/2) ... [2021-05-04 01:58:05,649 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31baac63 and model type max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 01:58:05, skipping insertion in model container [2021-05-04 01:58:05,649 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 04.05 01:58:05" (2/2) ... [2021-05-04 01:58:05,651 INFO L111 eAbstractionObserver]: Analyzing ICFG max-array-hom.wvr.bpl [2021-05-04 01:58:05,655 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-05-04 01:58:05,655 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-04 01:58:05,658 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-04 01:58:05,659 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-05-04 01:58:05,689 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-05-04 01:58:05,706 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 [2021-05-04 01:58:05,839 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-04 01:58:05,839 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-04 01:58:05,840 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-04 01:58:05,843 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-04 01:58:05,844 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-04 01:58:05,844 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-04 01:58:05,844 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-04 01:58:05,844 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-04 01:58:06,044 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:06,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:06,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1685831996, now seen corresponding path program 1 times [2021-05-04 01:58:06,055 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:06,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77274581] [2021-05-04 01:58:06,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:06,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77274581] [2021-05-04 01:58:06,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 01:58:06,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-05-04 01:58:06,221 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478628540] [2021-05-04 01:58:06,225 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-05-04 01:58:06,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:06,239 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-05-04 01:58:06,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-05-04 01:58:06,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:06,241 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:06,243 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) [2021-05-04 01:58:06,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:06,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:06,266 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-04 01:58:06,266 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:06,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:06,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1860946394, now seen corresponding path program 1 times [2021-05-04 01:58:06,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:06,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2107231959] [2021-05-04 01:58:06,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:58:06,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2107231959] [2021-05-04 01:58:06,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-04 01:58:06,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-04 01:58:06,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747030638] [2021-05-04 01:58:06,344 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-04 01:58:06,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:06,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-04 01:58:06,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-04 01:58:06,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:06,347 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:06,347 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) [2021-05-04 01:58:06,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:06,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:06,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:06,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:06,393 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-04 01:58:06,394 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:06,394 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:06,394 INFO L82 PathProgramCache]: Analyzing trace with hash 2099964152, now seen corresponding path program 1 times [2021-05-04 01:58:06,395 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:06,395 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302876414] [2021-05-04 01:58:06,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:06,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:06,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302876414] [2021-05-04 01:58:06,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185748860] [2021-05-04 01:58:06,868 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 [2021-05-04 01:58:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:06,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 19 conjunts are in the unsatisfiable core [2021-05-04 01:58:06,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:07,269 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 [2021-05-04 01:58:07,281 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:07,292 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 [2021-05-04 01:58:07,298 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:07,303 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 [2021-05-04 01:58:07,310 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:07,314 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 [2021-05-04 01:58:07,315 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:07,318 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-05-04 01:58:07,319 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:07,322 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 [2021-05-04 01:58:07,325 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:07,365 INFO L628 ElimStorePlain]: treesize reduction 21, result has 58.0 percent of original size [2021-05-04 01:58:07,368 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-05-04 01:58:07,368 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:193, output treesize:21 [2021-05-04 01:58:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:07,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:07,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-04 01:58:07,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334424542] [2021-05-04 01:58:07,440 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 01:58:07,440 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:07,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 01:58:07,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2021-05-04 01:58:07,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:07,441 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:07,442 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) [2021-05-04 01:58:07,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:07,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:07,442 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:07,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:07,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:07,880 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:07,881 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:07,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:07,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1225355926, now seen corresponding path program 2 times [2021-05-04 01:58:07,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:07,882 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133126299] [2021-05-04 01:58:07,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:07,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:07,956 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:07,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133126299] [2021-05-04 01:58:07,958 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [845764886] [2021-05-04 01:58:07,960 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:08,001 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:58:08,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:08,003 INFO L263 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 01:58:08,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:08,143 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:08,144 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:08,144 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-05-04 01:58:08,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450701991] [2021-05-04 01:58:08,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-04 01:58:08,150 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:08,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-04 01:58:08,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2021-05-04 01:58:08,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:08,152 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:08,152 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) [2021-05-04 01:58:08,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:08,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:08,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:08,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:08,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:08,491 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:08,491 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:08,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:08,492 INFO L82 PathProgramCache]: Analyzing trace with hash 661666650, now seen corresponding path program 1 times [2021-05-04 01:58:08,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:08,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863920175] [2021-05-04 01:58:08,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:08,560 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:58:08,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863920175] [2021-05-04 01:58:08,561 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125794834] [2021-05-04 01:58:08,561 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 [2021-05-04 01:58:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:08,591 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-05-04 01:58:08,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:08,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:58:08,674 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:08,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 11 [2021-05-04 01:58:08,675 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199309010] [2021-05-04 01:58:08,675 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-04 01:58:08,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:08,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-04 01:58:08,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2021-05-04 01:58:08,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:08,676 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:08,676 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) [2021-05-04 01:58:08,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:08,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:08,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:08,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:08,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:08,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:08,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:08,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:08,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:08,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:08,964 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:08,965 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:08,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:08,966 INFO L82 PathProgramCache]: Analyzing trace with hash -258173320, now seen corresponding path program 2 times [2021-05-04 01:58:08,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:08,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050023134] [2021-05-04 01:58:08,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:09,727 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 56 [2021-05-04 01:58:09,997 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-05-04 01:58:10,264 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 67 [2021-05-04 01:58:10,444 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 54 [2021-05-04 01:58:10,623 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 52 [2021-05-04 01:58:10,755 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:10,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050023134] [2021-05-04 01:58:10,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [213014941] [2021-05-04 01:58:10,756 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 [2021-05-04 01:58:10,803 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-04 01:58:10,804 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:10,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-04 01:58:10,806 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:12,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,223 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 [2021-05-04 01:58:12,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,234 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,238 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 [2021-05-04 01:58:12,239 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,252 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,254 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 [2021-05-04 01:58:12,255 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,266 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,268 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,270 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 [2021-05-04 01:58:12,271 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 22 [2021-05-04 01:58:12,286 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,297 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,301 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 19 [2021-05-04 01:58:12,303 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,316 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,319 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,320 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 [2021-05-04 01:58:12,321 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,335 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,336 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 [2021-05-04 01:58:12,337 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,350 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,352 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 [2021-05-04 01:58:12,353 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,364 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,366 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,368 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 [2021-05-04 01:58:12,369 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,383 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 [2021-05-04 01:58:12,384 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,394 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,399 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 [2021-05-04 01:58:12,400 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,411 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,414 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,416 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 [2021-05-04 01:58:12,418 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,432 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 [2021-05-04 01:58:12,434 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,448 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 [2021-05-04 01:58:12,451 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,465 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,467 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 [2021-05-04 01:58:12,468 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,480 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,482 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 [2021-05-04 01:58:12,484 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,499 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 [2021-05-04 01:58:12,500 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,515 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 [2021-05-04 01:58:12,516 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,529 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,531 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 [2021-05-04 01:58:12,532 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,541 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,545 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 [2021-05-04 01:58:12,546 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,557 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,562 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 [2021-05-04 01:58:12,563 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,578 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 [2021-05-04 01:58:12,579 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,593 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 35 treesize of output 19 [2021-05-04 01:58:12,596 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,611 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 [2021-05-04 01:58:12,613 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,623 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,627 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 [2021-05-04 01:58:12,628 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,642 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,643 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 [2021-05-04 01:58:12,644 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,656 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,659 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,661 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 [2021-05-04 01:58:12,662 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 25 [2021-05-04 01:58:12,678 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,688 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,693 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 [2021-05-04 01:58:12,694 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,708 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,710 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 [2021-05-04 01:58:12,711 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,726 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,728 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 [2021-05-04 01:58:12,730 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,743 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,745 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 [2021-05-04 01:58:12,746 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,756 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,760 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,762 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 50 treesize of output 28 [2021-05-04 01:58:12,764 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,779 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 [2021-05-04 01:58:12,781 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,795 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 [2021-05-04 01:58:12,798 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,808 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,812 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 [2021-05-04 01:58:12,813 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,826 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,828 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 [2021-05-04 01:58:12,829 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,839 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,843 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 [2021-05-04 01:58:12,844 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,858 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 [2021-05-04 01:58:12,859 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,872 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 [2021-05-04 01:58:12,873 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,884 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,886 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 [2021-05-04 01:58:12,887 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,895 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,898 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,899 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 [2021-05-04 01:58:12,900 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,912 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 [2021-05-04 01:58:12,913 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,921 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,922 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 [2021-05-04 01:58:12,922 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,935 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,937 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 22 [2021-05-04 01:58:12,939 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,953 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 [2021-05-04 01:58:12,954 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,968 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 [2021-05-04 01:58:12,970 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,984 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,986 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:12,987 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 [2021-05-04 01:58:12,989 INFO L550 ElimStorePlain]: Start of recursive call 50: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:12,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:12,998 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,001 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,003 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 [2021-05-04 01:58:13,004 INFO L550 ElimStorePlain]: Start of recursive call 51: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,017 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,019 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 [2021-05-04 01:58:13,020 INFO L550 ElimStorePlain]: Start of recursive call 52: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,028 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2021-05-04 01:58:13,034 INFO L550 ElimStorePlain]: Start of recursive call 53: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,046 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 43 treesize of output 25 [2021-05-04 01:58:13,047 INFO L550 ElimStorePlain]: Start of recursive call 54: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,058 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,060 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,061 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 [2021-05-04 01:58:13,065 INFO L550 ElimStorePlain]: Start of recursive call 55: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,073 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,076 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,077 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 [2021-05-04 01:58:13,079 INFO L550 ElimStorePlain]: Start of recursive call 56: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,092 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 [2021-05-04 01:58:13,093 INFO L550 ElimStorePlain]: Start of recursive call 57: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,106 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 [2021-05-04 01:58:13,107 INFO L550 ElimStorePlain]: Start of recursive call 58: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,116 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,119 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,120 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 [2021-05-04 01:58:13,121 INFO L550 ElimStorePlain]: Start of recursive call 59: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,128 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,131 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,132 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 [2021-05-04 01:58:13,133 INFO L550 ElimStorePlain]: Start of recursive call 60: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,143 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 [2021-05-04 01:58:13,145 INFO L550 ElimStorePlain]: Start of recursive call 61: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,156 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 [2021-05-04 01:58:13,157 INFO L550 ElimStorePlain]: Start of recursive call 62: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,172 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 [2021-05-04 01:58:13,177 INFO L550 ElimStorePlain]: Start of recursive call 63: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:13,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:13,184 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 [2021-05-04 01:58:13,185 INFO L550 ElimStorePlain]: Start of recursive call 64: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:13,286 INFO L628 ElimStorePlain]: treesize reduction 117, result has 39.1 percent of original size [2021-05-04 01:58:13,289 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-05-04 01:58:13,289 INFO L247 ElimStorePlain]: Needed 64 recursive calls to eliminate 2 variables, input treesize:3159, output treesize:51 [2021-05-04 01:58:13,397 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:13,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:13,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-05-04 01:58:13,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694722168] [2021-05-04 01:58:13,398 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-04 01:58:13,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:13,398 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-04 01:58:13,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=438, Unknown=0, NotChecked=0, Total=506 [2021-05-04 01:58:13,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:13,399 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:13,399 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) [2021-05-04 01:58:13,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:13,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:13,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:13,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:13,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:13,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:13,920 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 49 [2021-05-04 01:58:14,252 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2021-05-04 01:58:14,414 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 66 [2021-05-04 01:58:14,695 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 66 [2021-05-04 01:58:15,131 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 87 [2021-05-04 01:58:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:15,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-05-04 01:58:15,401 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:15,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:15,402 INFO L82 PathProgramCache]: Analyzing trace with hash 538878486, now seen corresponding path program 3 times [2021-05-04 01:58:15,402 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:15,402 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837623804] [2021-05-04 01:58:15,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:15,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:15,506 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:15,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837623804] [2021-05-04 01:58:15,507 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [455400363] [2021-05-04 01:58:15,507 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 [2021-05-04 01:58:15,537 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-05-04 01:58:15,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:15,537 INFO L263 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 01:58:15,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:15,730 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:15,730 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 20 [2021-05-04 01:58:15,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222746416] [2021-05-04 01:58:15,732 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-04 01:58:15,732 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:15,732 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-04 01:58:15,732 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=307, Unknown=0, NotChecked=0, Total=380 [2021-05-04 01:58:15,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:15,733 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:15,733 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) [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:15,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:15,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:15,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:15,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:15,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:15,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:15,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:16,148 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:16,149 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:16,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:16,149 INFO L82 PathProgramCache]: Analyzing trace with hash 157395674, now seen corresponding path program 4 times [2021-05-04 01:58:16,149 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:16,150 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864042259] [2021-05-04 01:58:16,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:16,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:16,244 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:58:16,244 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864042259] [2021-05-04 01:58:16,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926364736] [2021-05-04 01:58:16,245 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 [2021-05-04 01:58:16,275 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-04 01:58:16,275 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:16,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 11 conjunts are in the unsatisfiable core [2021-05-04 01:58:16,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-05-04 01:58:16,405 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 01:58:16,405 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 17 [2021-05-04 01:58:16,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949699162] [2021-05-04 01:58:16,406 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-04 01:58:16,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 01:58:16,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-04 01:58:16,406 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2021-05-04 01:58:16,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:16,406 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 01:58:16,406 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) [2021-05-04 01:58:16,406 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:16,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 01:58:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 01:58:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 01:58:16,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 01:58:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 01:58:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 01:58:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 01:58:16,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 01:58:16,760 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 01:58:16,761 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 01:58:16,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 01:58:16,762 INFO L82 PathProgramCache]: Analyzing trace with hash -1710749704, now seen corresponding path program 5 times [2021-05-04 01:58:16,762 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 01:58:16,762 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579123362] [2021-05-04 01:58:16,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 01:58:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 01:58:18,065 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 45 [2021-05-04 01:58:18,336 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 64 [2021-05-04 01:58:18,893 WARN L205 SmtUtils]: Spent 486.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 106 [2021-05-04 01:58:19,538 WARN L205 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 111 [2021-05-04 01:58:20,198 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 106 [2021-05-04 01:58:20,951 WARN L205 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 100 [2021-05-04 01:58:21,441 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 75 [2021-05-04 01:58:21,668 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-05-04 01:58:21,891 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 48 [2021-05-04 01:58:22,056 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 01:58:22,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579123362] [2021-05-04 01:58:22,057 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70702615] [2021-05-04 01:58:22,057 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 [2021-05-04 01:58:22,106 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-05-04 01:58:22,106 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 01:58:22,107 WARN L261 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 50 conjunts are in the unsatisfiable core [2021-05-04 01:58:22,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 01:58:24,112 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 119 [2021-05-04 01:58:25,665 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification that was a NOOP. DAG size: 355 [2021-05-04 01:58:28,013 WARN L205 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 364 [2021-05-04 01:58:29,797 WARN L205 SmtUtils]: Spent 1.08 s on a formula simplification that was a NOOP. DAG size: 365 [2021-05-04 01:58:31,604 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 367 [2021-05-04 01:58:33,278 WARN L205 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 366 [2021-05-04 01:58:34,829 WARN L205 SmtUtils]: Spent 937.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2021-05-04 01:58:36,920 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification that was a NOOP. DAG size: 379 [2021-05-04 01:58:37,845 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]} [2021-05-04 01:58:37,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,905 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:37,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,918 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:37,936 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 [2021-05-04 01:58:37,939 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:37,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:37,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:38,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:38,003 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 [2021-05-04 01:58:38,005 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:45,986 WARN L205 SmtUtils]: Spent 7.98 s on a formula simplification. DAG size of input: 808 DAG size of output: 753 [2021-05-04 01:58:45,988 INFO L628 ElimStorePlain]: treesize reduction 1218, result has 69.0 percent of original size [2021-05-04 01:58:46,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:46,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,053 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:46,071 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 [2021-05-04 01:58:46,074 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:46,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:46,124 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 [2021-05-04 01:58:46,126 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:49,274 WARN L205 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 739 [2021-05-04 01:58:49,275 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:58:49,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:49,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:49,345 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 [2021-05-04 01:58:49,351 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:49,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:49,391 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 [2021-05-04 01:58:49,393 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:52,292 WARN L205 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 725 [2021-05-04 01:58:52,293 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:58:52,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:52,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:52,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:52,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:52,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:52,345 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 [2021-05-04 01:58:52,347 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:55,267 WARN L205 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 710 [2021-05-04 01:58:55,267 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:58:55,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,342 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 [2021-05-04 01:58:55,344 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:55,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:55,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:55,386 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 [2021-05-04 01:58:55,387 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-05-04 01:58:58,233 WARN L205 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 694 [2021-05-04 01:58:58,234 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:58:58,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:58,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:58,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:58:58,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:58,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:58:58,274 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 [2021-05-04 01:58:58,291 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:01,242 WARN L205 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 680 [2021-05-04 01:59:01,243 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:01,272 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:01,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:01,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:01,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:01,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:01,280 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 [2021-05-04 01:59:01,282 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:04,018 WARN L205 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 666 [2021-05-04 01:59:04,019 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:04,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,093 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 [2021-05-04 01:59:04,096 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:04,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:04,142 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:04,144 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 [2021-05-04 01:59:04,146 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:06,969 WARN L205 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 650 [2021-05-04 01:59:06,969 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:07,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:07,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:07,043 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 [2021-05-04 01:59:07,048 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:07,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:07,092 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 [2021-05-04 01:59:07,096 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:09,825 WARN L205 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 633 [2021-05-04 01:59:09,826 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:09,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:09,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,870 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:09,892 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 [2021-05-04 01:59:09,895 INFO L550 ElimStorePlain]: Start of recursive call 17: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:09,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:09,946 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 [2021-05-04 01:59:09,949 INFO L550 ElimStorePlain]: Start of recursive call 18: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:12,597 WARN L205 SmtUtils]: Spent 2.65 s on a formula simplification that was a NOOP. DAG size: 617 [2021-05-04 01:59:12,597 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:12,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:12,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:12,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:12,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:12,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:12,633 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 [2021-05-04 01:59:12,635 INFO L550 ElimStorePlain]: Start of recursive call 19: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:15,397 WARN L205 SmtUtils]: Spent 2.76 s on a formula simplification that was a NOOP. DAG size: 602 [2021-05-04 01:59:15,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:15,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:15,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:15,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:15,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:15,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:15,439 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 [2021-05-04 01:59:15,442 INFO L550 ElimStorePlain]: Start of recursive call 20: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:18,150 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification that was a NOOP. DAG size: 587 [2021-05-04 01:59:18,151 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:18,181 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:18,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:18,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:18,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:18,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:18,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 25 [2021-05-04 01:59:18,201 INFO L550 ElimStorePlain]: Start of recursive call 21: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:21,116 WARN L205 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 572 [2021-05-04 01:59:21,117 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:21,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,160 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:21,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:21,194 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 [2021-05-04 01:59:21,197 INFO L550 ElimStorePlain]: Start of recursive call 22: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:21,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:21,238 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 [2021-05-04 01:59:21,242 INFO L550 ElimStorePlain]: Start of recursive call 23: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:24,029 WARN L205 SmtUtils]: Spent 2.79 s on a formula simplification that was a NOOP. DAG size: 555 [2021-05-04 01:59:24,030 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:24,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,100 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 [2021-05-04 01:59:24,104 INFO L550 ElimStorePlain]: Start of recursive call 24: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:24,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:24,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:24,148 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 [2021-05-04 01:59:24,151 INFO L550 ElimStorePlain]: Start of recursive call 25: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:26,531 WARN L205 SmtUtils]: Spent 2.38 s on a formula simplification that was a NOOP. DAG size: 538 [2021-05-04 01:59:26,532 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:26,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,600 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 [2021-05-04 01:59:26,603 INFO L550 ElimStorePlain]: Start of recursive call 26: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:26,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:26,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:26,640 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 [2021-05-04 01:59:26,643 INFO L550 ElimStorePlain]: Start of recursive call 27: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:28,985 WARN L205 SmtUtils]: Spent 2.34 s on a formula simplification that was a NOOP. DAG size: 521 [2021-05-04 01:59:28,986 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:29,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:29,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:29,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:29,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:29,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:29,025 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 [2021-05-04 01:59:29,028 INFO L550 ElimStorePlain]: Start of recursive call 28: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:31,420 WARN L205 SmtUtils]: Spent 2.39 s on a formula simplification that was a NOOP. DAG size: 506 [2021-05-04 01:59:31,421 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:31,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,501 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 [2021-05-04 01:59:31,507 INFO L550 ElimStorePlain]: Start of recursive call 29: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:31,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:31,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:31,545 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 [2021-05-04 01:59:31,552 INFO L550 ElimStorePlain]: Start of recursive call 30: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:34,234 WARN L205 SmtUtils]: Spent 2.68 s on a formula simplification that was a NOOP. DAG size: 489 [2021-05-04 01:59:34,235 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:34,261 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:34,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:34,274 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 [2021-05-04 01:59:34,278 INFO L550 ElimStorePlain]: Start of recursive call 31: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:36,676 WARN L205 SmtUtils]: Spent 2.40 s on a formula simplification that was a NOOP. DAG size: 474 [2021-05-04 01:59:36,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:36,706 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:36,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:36,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:36,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:36,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:36,718 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 [2021-05-04 01:59:36,722 INFO L550 ElimStorePlain]: Start of recursive call 32: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:39,433 WARN L205 SmtUtils]: Spent 2.71 s on a formula simplification that was a NOOP. DAG size: 459 [2021-05-04 01:59:39,435 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:39,461 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:39,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:39,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:39,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:39,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:39,472 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 [2021-05-04 01:59:39,477 INFO L550 ElimStorePlain]: Start of recursive call 33: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:41,987 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification that was a NOOP. DAG size: 444 [2021-05-04 01:59:41,987 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:42,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:42,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:42,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:42,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:42,020 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 [2021-05-04 01:59:42,023 INFO L550 ElimStorePlain]: Start of recursive call 34: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:44,218 WARN L205 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 429 [2021-05-04 01:59:44,219 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:44,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,290 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 [2021-05-04 01:59:44,295 INFO L550 ElimStorePlain]: Start of recursive call 35: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:44,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:44,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:44,328 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 [2021-05-04 01:59:44,332 INFO L550 ElimStorePlain]: Start of recursive call 36: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:46,346 WARN L205 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 412 [2021-05-04 01:59:46,347 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:46,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:46,370 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:46,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:46,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:46,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:46,377 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 [2021-05-04 01:59:46,380 INFO L550 ElimStorePlain]: Start of recursive call 37: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:48,493 WARN L205 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 397 [2021-05-04 01:59:48,493 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:48,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:48,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:48,559 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 [2021-05-04 01:59:48,563 INFO L550 ElimStorePlain]: Start of recursive call 38: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:48,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:48,594 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 [2021-05-04 01:59:48,599 INFO L550 ElimStorePlain]: Start of recursive call 39: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:50,555 WARN L205 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 380 [2021-05-04 01:59:50,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:50,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:50,615 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 [2021-05-04 01:59:50,618 INFO L550 ElimStorePlain]: Start of recursive call 40: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:50,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:50,649 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 [2021-05-04 01:59:50,653 INFO L550 ElimStorePlain]: Start of recursive call 41: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:52,671 WARN L205 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 363 [2021-05-04 01:59:52,672 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:52,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,767 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 [2021-05-04 01:59:52,771 INFO L550 ElimStorePlain]: Start of recursive call 42: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:52,792 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:52,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:52,802 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 [2021-05-04 01:59:52,805 INFO L550 ElimStorePlain]: Start of recursive call 43: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:54,521 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 346 [2021-05-04 01:59:54,521 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:54,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:54,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:54,546 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:54,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:54,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:54,552 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 [2021-05-04 01:59:54,556 INFO L550 ElimStorePlain]: Start of recursive call 44: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:56,163 WARN L205 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 331 [2021-05-04 01:59:56,164 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:56,185 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:56,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:56,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:56,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:56,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:56,197 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 [2021-05-04 01:59:56,201 INFO L550 ElimStorePlain]: Start of recursive call 45: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:57,863 WARN L205 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 316 [2021-05-04 01:59:57,863 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:57,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:57,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:57,915 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 [2021-05-04 01:59:57,919 INFO L550 ElimStorePlain]: Start of recursive call 46: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:57,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:57,945 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 [2021-05-04 01:59:57,949 INFO L550 ElimStorePlain]: Start of recursive call 47: End of recursive call: and 1 xjuncts. [2021-05-04 01:59:59,439 WARN L205 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 299 [2021-05-04 01:59:59,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 01:59:59,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-05-04 01:59:59,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 01:59:59,482 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 [2021-05-04 01:59:59,488 INFO L550 ElimStorePlain]: Start of recursive call 48: End of recursive call: and 1 xjuncts. [2021-05-04 02:00:01,060 WARN L205 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 283 [2021-05-04 02:00:01,061 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:00:01,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-05-04 02:00:01,098 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 [2021-05-04 02:00:01,104 INFO L550 ElimStorePlain]: Start of recursive call 49: End of recursive call: and 1 xjuncts. [2021-05-04 02:00:02,907 WARN L205 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 270 [2021-05-04 02:00:02,908 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-05-04 02:00:02,961 INFO L550 ElimStorePlain]: Start of recursive call 1: 64 dim-0 vars, 32 dim-1 vars, End of recursive call: and 23 xjuncts. [2021-05-04 02:00:02,961 INFO L247 ElimStorePlain]: Needed 49 recursive calls to eliminate 96 variables, input treesize:4005, output treesize:246 [2021-05-04 02:00:03,604 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 21 [2021-05-04 02:00:03,669 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:00:03,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:00:03,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-05-04 02:00:03,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517869400] [2021-05-04 02:00:03,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-04 02:00:03,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:00:03,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-04 02:00:03,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=896, Unknown=0, NotChecked=0, Total=992 [2021-05-04 02:00:03,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:00:03,672 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:00:03,672 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) [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:03,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:00:04,739 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 35 [2021-05-04 02:00:04,988 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 29 [2021-05-04 02:00:05,858 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 48 [2021-05-04 02:00:06,308 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 47 [2021-05-04 02:00:07,510 WARN L205 SmtUtils]: Spent 951.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 60 [2021-05-04 02:00:08,539 WARN L205 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2021-05-04 02:00:09,976 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 149 DAG size of output: 63 [2021-05-04 02:00:11,029 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 85 [2021-05-04 02:00:18,384 WARN L205 SmtUtils]: Spent 6.92 s on a formula simplification. DAG size of input: 511 DAG size of output: 201 [2021-05-04 02:00:26,380 WARN L205 SmtUtils]: Spent 7.59 s on a formula simplification. DAG size of input: 200 DAG size of output: 123 [2021-05-04 02:00:41,113 WARN L205 SmtUtils]: Spent 14.30 s on a formula simplification. DAG size of input: 502 DAG size of output: 304 [2021-05-04 02:00:42,802 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 86 DAG size of output: 72 [2021-05-04 02:00:43,939 WARN L205 SmtUtils]: Spent 572.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-05-04 02:00:44,934 WARN L205 SmtUtils]: Spent 591.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:00:45,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:45,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 02:00:45,272 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-05-04 02:00:45,272 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:00:45,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:00:45,272 INFO L82 PathProgramCache]: Analyzing trace with hash 1933198930, now seen corresponding path program 6 times [2021-05-04 02:00:45,273 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:00:45,273 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412944156] [2021-05-04 02:00:45,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:00:45,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:00:45,718 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:00:45,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412944156] [2021-05-04 02:00:45,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1520802664] [2021-05-04 02:00:45,719 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 [2021-05-04 02:00:45,765 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-04 02:00:45,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-04 02:00:45,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-04 02:00:45,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:00:46,670 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 18 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:00:46,670 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-04 02:00:46,670 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-05-04 02:00:46,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446586855] [2021-05-04 02:00:46,671 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-04 02:00:46,671 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-04 02:00:46,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-04 02:00:46,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=652, Unknown=0, NotChecked=0, Total=812 [2021-05-04 02:00:46,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:00:46,672 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-05-04 02:00:46,672 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) [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-05-04 02:00:46,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-04 02:00:47,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-04 02:00:47,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-04 02:00:47,486 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:00:47,487 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-05-04 02:00:47,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-04 02:00:47,487 INFO L82 PathProgramCache]: Analyzing trace with hash 976790896, now seen corresponding path program 7 times [2021-05-04 02:00:47,487 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-04 02:00:47,487 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126481395] [2021-05-04 02:00:47,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-04 02:00:47,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:00:53,452 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 30 [2021-05-04 02:00:53,902 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-05-04 02:00:55,285 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 332 DAG size of output: 224 [2021-05-04 02:00:56,743 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 221 DAG size of output: 67 [2021-05-04 02:01:00,592 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 535 DAG size of output: 395 [2021-05-04 02:01:04,542 WARN L205 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 395 DAG size of output: 112 [2021-05-04 02:01:18,097 WARN L205 SmtUtils]: Spent 13.54 s on a formula simplification. DAG size of input: 764 DAG size of output: 962 [2021-05-04 02:01:18,851 WARN L205 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 946 [2021-05-04 02:01:33,243 WARN L205 SmtUtils]: Spent 14.09 s on a formula simplification. DAG size of input: 962 DAG size of output: 199 [2021-05-04 02:02:08,734 WARN L205 SmtUtils]: Spent 35.48 s on a formula simplification. DAG size of input: 918 DAG size of output: 1408 [2021-05-04 02:02:10,088 WARN L205 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 1408 DAG size of output: 1423 [2021-05-04 02:02:45,354 WARN L205 SmtUtils]: Spent 34.84 s on a formula simplification. DAG size of input: 1408 DAG size of output: 279 [2021-05-04 02:03:30,163 WARN L205 SmtUtils]: Spent 44.80 s on a formula simplification. DAG size of input: 926 DAG size of output: 1460 [2021-05-04 02:03:34,125 WARN L205 SmtUtils]: Spent 3.95 s on a formula simplification. DAG size of input: 1460 DAG size of output: 1497 [2021-05-04 02:04:03,486 WARN L205 SmtUtils]: Spent 28.91 s on a formula simplification. DAG size of input: 1460 DAG size of output: 274 [2021-05-04 02:04:39,153 WARN L205 SmtUtils]: Spent 35.66 s on a formula simplification. DAG size of input: 894 DAG size of output: 867 [2021-05-04 02:04:39,876 WARN L205 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 909 [2021-05-04 02:05:18,245 WARN L205 SmtUtils]: Spent 37.86 s on a formula simplification. DAG size of input: 867 DAG size of output: 304 [2021-05-04 02:05:52,713 WARN L205 SmtUtils]: Spent 34.46 s on a formula simplification. DAG size of input: 873 DAG size of output: 829 [2021-05-04 02:05:53,175 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 829 DAG size of output: 882 [2021-05-04 02:06:17,836 WARN L205 SmtUtils]: Spent 24.23 s on a formula simplification. DAG size of input: 829 DAG size of output: 317 [2021-05-04 02:06:50,301 WARN L205 SmtUtils]: Spent 32.46 s on a formula simplification. DAG size of input: 696 DAG size of output: 904 [2021-05-04 02:06:51,229 WARN L205 SmtUtils]: Spent 922.00 ms on a formula simplification. DAG size of input: 904 DAG size of output: 846 [2021-05-04 02:07:13,972 WARN L205 SmtUtils]: Spent 22.25 s on a formula simplification. DAG size of input: 904 DAG size of output: 213 [2021-05-04 02:07:38,379 WARN L205 SmtUtils]: Spent 24.40 s on a formula simplification. DAG size of input: 560 DAG size of output: 611 [2021-05-04 02:07:38,663 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 611 DAG size of output: 584 [2021-05-04 02:07:56,313 WARN L205 SmtUtils]: Spent 17.27 s on a formula simplification. DAG size of input: 611 DAG size of output: 146 [2021-05-04 02:08:13,365 WARN L205 SmtUtils]: Spent 17.05 s on a formula simplification. DAG size of input: 416 DAG size of output: 619 [2021-05-04 02:08:16,215 WARN L205 SmtUtils]: Spent 2.84 s on a formula simplification. DAG size of input: 619 DAG size of output: 553 [2021-05-04 02:08:29,557 WARN L205 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 617 DAG size of output: 85 [2021-05-04 02:08:45,557 WARN L205 SmtUtils]: Spent 15.99 s on a formula simplification. DAG size of input: 411 DAG size of output: 614 [2021-05-04 02:08:48,221 WARN L205 SmtUtils]: Spent 2.66 s on a formula simplification. DAG size of input: 614 DAG size of output: 548 [2021-05-04 02:09:01,401 WARN L205 SmtUtils]: Spent 12.58 s on a formula simplification. DAG size of input: 612 DAG size of output: 77 [2021-05-04 02:09:33,751 WARN L205 SmtUtils]: Spent 32.34 s on a formula simplification. DAG size of input: 440 DAG size of output: 938 [2021-05-04 02:09:38,073 WARN L205 SmtUtils]: Spent 4.32 s on a formula simplification. DAG size of input: 938 DAG size of output: 878 [2021-05-04 02:09:50,866 WARN L205 SmtUtils]: Spent 12.15 s on a formula simplification. DAG size of input: 938 DAG size of output: 49 [2021-05-04 02:09:59,021 WARN L205 SmtUtils]: Spent 8.15 s on a formula simplification. DAG size of input: 215 DAG size of output: 195 [2021-05-04 02:10:01,105 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 191 DAG size of output: 27 [2021-05-04 02:10:01,722 WARN L205 SmtUtils]: Spent 613.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 26 [2021-05-04 02:10:02,088 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 26 DAG size of output: 17 [2021-05-04 02:10:02,713 WARN L205 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 22 [2021-05-04 02:10:03,089 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 22 DAG size of output: 12 [2021-05-04 02:10:03,096 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 1 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-04 02:10:03,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126481395] [2021-05-04 02:10:03,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629309582] [2021-05-04 02:10:03,096 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:10:03,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-04 02:10:03,148 WARN L261 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 65 conjunts are in the unsatisfiable core [2021-05-04 02:10:03,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-04 02:10:04,807 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 39 [2021-05-04 02:10:05,386 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2021-05-04 02:10:06,225 WARN L205 SmtUtils]: Spent 519.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-05-04 02:10:07,638 WARN L205 SmtUtils]: Spent 838.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-05-04 02:10:09,449 WARN L205 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 145 [2021-05-04 02:10:12,324 WARN L205 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 180 [2021-05-04 02:10:15,947 WARN L205 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 193 [2021-05-04 02:10:18,992 WARN L205 SmtUtils]: Spent 2.09 s on a formula simplification that was a NOOP. DAG size: 200 [2021-05-04 02:10:22,307 WARN L205 SmtUtils]: Spent 2.35 s on a formula simplification that was a NOOP. DAG size: 195 [2021-05-04 02:10:25,510 WARN L205 SmtUtils]: Spent 2.46 s on a formula simplification that was a NOOP. DAG size: 196 [2021-05-04 02:10:30,279 WARN L205 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 209 [2021-05-04 02:10:35,164 WARN L205 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 206 [2021-05-04 02:10:39,917 WARN L205 SmtUtils]: Spent 2.69 s on a formula simplification that was a NOOP. DAG size: 213 [2021-05-04 02:10:45,476 WARN L205 SmtUtils]: Spent 3.23 s on a formula simplification that was a NOOP. DAG size: 222 Received shutdown request... [2021-05-04 02:12:07,701 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-04 02:12:07,702 WARN L545 AbstractCegarLoop]: Verification canceled [2021-05-04 02:12:07,715 WARN L224 ceAbstractionStarter]: Timeout [2021-05-04 02:12:07,715 INFO L202 PluginConnector]: Adding new model max-array-hom.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 02:12:07 BasicIcfg [2021-05-04 02:12:07,716 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-04 02:12:07,716 INFO L168 Benchmark]: Toolchain (without parser) took 842397.41 ms. Allocated memory was 325.1 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 304.8 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-05-04 02:12:07,716 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 325.1 MB. Free memory was 306.1 MB in the beginning and 305.9 MB in the end (delta: 167.9 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-05-04 02:12:07,716 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.83 ms. Allocated memory is still 325.1 MB. Free memory was 304.8 MB in the beginning and 303.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-04 02:12:07,716 INFO L168 Benchmark]: Boogie Preprocessor took 25.35 ms. Allocated memory is still 325.1 MB. Free memory was 303.3 MB in the beginning and 302.4 MB in the end (delta: 981.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-05-04 02:12:07,716 INFO L168 Benchmark]: RCFGBuilder took 259.40 ms. Allocated memory is still 325.1 MB. Free memory was 302.2 MB in the beginning and 289.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. [2021-05-04 02:12:07,716 INFO L168 Benchmark]: TraceAbstraction took 842069.79 ms. Allocated memory was 325.1 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 289.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. [2021-05-04 02:12:07,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.15 ms. Allocated memory is still 325.1 MB. Free memory was 306.1 MB in the beginning and 305.9 MB in the end (delta: 167.9 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 30.83 ms. Allocated memory is still 325.1 MB. Free memory was 304.8 MB in the beginning and 303.3 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 25.35 ms. Allocated memory is still 325.1 MB. Free memory was 303.3 MB in the beginning and 302.4 MB in the end (delta: 981.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 259.40 ms. Allocated memory is still 325.1 MB. Free memory was 302.2 MB in the beginning and 289.4 MB in the end (delta: 12.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.0 GB. * TraceAbstraction took 842069.79 ms. Allocated memory was 325.1 MB in the beginning and 1.7 GB in the end (delta: 1.4 GB). Free memory was 289.1 MB in the beginning and 1.3 GB in the end (delta: -1.0 GB). Peak memory consumption was 1.0 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 274, positive: 266, positive conditional: 0, positive unconditional: 266, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 225, positive: 217, positive conditional: 0, positive unconditional: 217, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 225, positive: 209, positive conditional: 0, positive unconditional: 209, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 274, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 225, unknown conditional: 0, unknown unconditional: 225] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8, Eliminated conditions: 0 ], Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 175, Number of persistent set computation: 273, Number of trivial persistent sets: 264, Underlying independence relation: CachedIndependenceRelation.Independence Queries: [ total: 274, positive: 266, positive conditional: 0, positive unconditional: 266, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 225, positive: 217, positive conditional: 0, positive unconditional: 217, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 225, positive: 209, positive conditional: 0, positive unconditional: 209, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 16, positive: 8, positive conditional: 0, positive unconditional: 8, negative: 8, negative conditional: 0, negative unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 143, positive: 101, positive conditional: 0, positive unconditional: 101, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 274, positive: 49, positive conditional: 0, positive unconditional: 49, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 225, unknown conditional: 0, unknown unconditional: 225] , Statistics on independence cache: Total cache size (in pairs): 225, Positive cache size: 217, Positive conditional cache size: 0, Positive unconditional cache size: 217, Negative cache size: 8, Negative conditional cache size: 0, Negative unconditional cache size: 8 - TimeoutResultAtElement [Line: 66]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 66). Cancelled while PartialOrderCegarLoop was analyzing trace of length 47 with TraceHistMax 7,while TraceCheckSpWp was constructing forward predicates,while QuantifierPusher was running 1 iterations of DualJunctionQuantifierElimination. - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 841955.1ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.4ms, PartialOrderReductionTime: 44833.3ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 114, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 54.6ms SsaConstructionTime, 418.4ms SatisfiabilityAnalysisTime, 114340.9ms InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 528 ConstructedInterpolants, 16 QuantifiedInterpolants, 55270 SizeOfPredicates, 33 NumberOfNonLiveVariables, 659 ConjunctsInSsa, 155 ConjunctsInUnsatCore, 18 InterpolantComputations, 2 PerfectInterpolantSequences, 101/375 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown