/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-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/word-trans.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 04:08:14,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 04:08:14,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 04:08:14,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 04:08:14,993 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-DelaySleep-NoLbe.epf [2021-06-06 04:08:15,020 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 04:08:15,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 04:08:15,020 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 04:08:15,021 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 04:08:15,022 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 04:08:15,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 04:08:15,022 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 04:08:15,023 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 04:08:15,023 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 04:08:15,023 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 04:08:15,023 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 04:08:15,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 04:08:15,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 04:08:15,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 04:08:15,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 04:08:15,026 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 04:08:15,026 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 04:08:15,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 04:08:15,026 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 04:08:15,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 04:08:15,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 04:08:15,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 04:08:15,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 04:08:15,265 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 04:08:15,266 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 04:08:15,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/word-trans.wvr.bpl [2021-06-06 04:08:15,266 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/chl/word-trans.wvr.bpl' [2021-06-06 04:08:15,296 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 04:08:15,297 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 04:08:15,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 04:08:15,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 04:08:15,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 04:08:15,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,322 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 04:08:15,324 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 04:08:15,324 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 04:08:15,324 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 04:08:15,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,331 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/1) ... [2021-06-06 04:08:15,350 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 04:08:15,352 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 04:08:15,352 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 04:08:15,352 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 04:08:15,353 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (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 [2021-06-06 04:08:15,415 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 04:08:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 04:08:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 04:08:15,416 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 04:08:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 04:08:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 04:08:15,416 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 04:08:15,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 04:08:15,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 04:08:15,417 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 04:08:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 04:08:15,417 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 04:08:15,417 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 04:08:15,720 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 04:08:15,721 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-06-06 04:08:15,722 INFO L202 PluginConnector]: Adding new model word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 04:08:15 BoogieIcfgContainer [2021-06-06 04:08:15,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 04:08:15,723 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 04:08:15,723 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 04:08:15,725 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 04:08:15,725 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 04:08:15" (1/2) ... [2021-06-06 04:08:15,725 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@737d3ce8 and model type word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 04:08:15, skipping insertion in model container [2021-06-06 04:08:15,726 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 04:08:15" (2/2) ... [2021-06-06 04:08:15,726 INFO L111 eAbstractionObserver]: Analyzing ICFG word-trans.wvr.bpl [2021-06-06 04:08:15,730 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 04:08:15,730 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 04:08:15,730 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 04:08:15,730 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 04:08:15,770 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 04:08:15,783 INFO L255 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 [2021-06-06 04:08:15,821 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 04:08:15,821 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 04:08:15,821 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 04:08:15,821 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 04:08:15,821 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 04:08:15,822 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 04:08:15,822 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 04:08:15,822 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 04:08:15,841 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:15,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:15,845 INFO L82 PathProgramCache]: Analyzing trace with hash -2096047224, now seen corresponding path program 1 times [2021-06-06 04:08:15,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:15,850 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059248391] [2021-06-06 04:08:15,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,058 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,058 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059248391] [2021-06-06 04:08:16,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059248391] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:16,059 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:16,059 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 04:08:16,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667651654] [2021-06-06 04:08:16,063 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 04:08:16,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:16,075 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 04:08:16,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-06 04:08:16,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,078 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:16,079 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 5 states have internal predecessors, (14), 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) [2021-06-06 04:08:16,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,139 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 04:08:16,139 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:16,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:16,142 INFO L82 PathProgramCache]: Analyzing trace with hash -19251458, now seen corresponding path program 1 times [2021-06-06 04:08:16,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:16,142 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269714245] [2021-06-06 04:08:16,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,240 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269714245] [2021-06-06 04:08:16,241 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269714245] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:16,241 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:16,241 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 04:08:16,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835052567] [2021-06-06 04:08:16,242 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 04:08:16,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:16,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 04:08:16,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-06-06 04:08:16,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,245 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:16,246 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:16,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,314 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 04:08:16,314 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:16,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:16,315 INFO L82 PathProgramCache]: Analyzing trace with hash -20963619, now seen corresponding path program 1 times [2021-06-06 04:08:16,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:16,315 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1769561515] [2021-06-06 04:08:16,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:16,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,364 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1769561515] [2021-06-06 04:08:16,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1769561515] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:16,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:16,364 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 04:08:16,364 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806114067] [2021-06-06 04:08:16,364 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 04:08:16,364 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:16,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 04:08:16,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 04:08:16,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,366 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:16,366 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2021-06-06 04:08:16,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,447 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 04:08:16,448 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:16,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:16,448 INFO L82 PathProgramCache]: Analyzing trace with hash 22877075, now seen corresponding path program 1 times [2021-06-06 04:08:16,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:16,449 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473809594] [2021-06-06 04:08:16,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:16,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,521 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,522 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473809594] [2021-06-06 04:08:16,522 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473809594] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:16,522 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:16,523 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-06-06 04:08:16,523 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806359040] [2021-06-06 04:08:16,523 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-06 04:08:16,523 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:16,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-06 04:08:16,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-06-06 04:08:16,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,524 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:16,524 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 3.0) internal successors, (15), 5 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:16,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,640 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-06 04:08:16,640 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:16,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:16,641 INFO L82 PathProgramCache]: Analyzing trace with hash 55011166, now seen corresponding path program 1 times [2021-06-06 04:08:16,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:16,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642517525] [2021-06-06 04:08:16,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642517525] [2021-06-06 04:08:16,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642517525] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:16,657 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:16,657 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 04:08:16,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757789293] [2021-06-06 04:08:16,658 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 04:08:16,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:16,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 04:08:16,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 04:08:16,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,658 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:16,658 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) [2021-06-06 04:08:16,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,682 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-06 04:08:16,682 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:16,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:16,682 INFO L82 PathProgramCache]: Analyzing trace with hash 975193202, now seen corresponding path program 1 times [2021-06-06 04:08:16,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:16,683 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986815693] [2021-06-06 04:08:16,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,728 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,728 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986815693] [2021-06-06 04:08:16,728 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986815693] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:16,729 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:16,729 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-06-06 04:08:16,729 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535351649] [2021-06-06 04:08:16,729 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 04:08:16,729 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:16,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 04:08:16,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-06-06 04:08:16,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,730 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:16,730 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 2.125) internal successors, (17), 8 states have internal predecessors, (17), 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) [2021-06-06 04:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:16,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:16,763 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-06 04:08:16,763 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:16,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:16,763 INFO L82 PathProgramCache]: Analyzing trace with hash -1482615361, now seen corresponding path program 1 times [2021-06-06 04:08:16,763 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:16,763 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177265292] [2021-06-06 04:08:16,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:16,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:16,818 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:16,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177265292] [2021-06-06 04:08:16,818 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177265292] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:16,818 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908303169] [2021-06-06 04:08:16,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2021-06-06 04:08:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:16,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-06 04:08:16,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:17,065 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908303169] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:17,065 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:17,065 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 13 [2021-06-06 04:08:17,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907540197] [2021-06-06 04:08:17,065 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 04:08:17,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:17,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 04:08:17,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-06-06 04:08:17,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:17,069 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:17,069 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.5384615384615383) internal successors, (33), 13 states have internal predecessors, (33), 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) [2021-06-06 04:08:17,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,070 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:17,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:17,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:17,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:17,424 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:17,425 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:17,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:17,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1050049018, now seen corresponding path program 1 times [2021-06-06 04:08:17,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:17,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1497937588] [2021-06-06 04:08:17,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:17,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 04:08:17,470 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:17,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1497937588] [2021-06-06 04:08:17,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1497937588] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:17,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [80260381] [2021-06-06 04:08:17,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:17,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 04:08:17,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:17,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [80260381] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:17,579 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:17,580 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 11 [2021-06-06 04:08:17,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670634303] [2021-06-06 04:08:17,580 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 04:08:17,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:17,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 04:08:17,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-06-06 04:08:17,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:17,581 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:17,581 INFO L483 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) [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:17,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:17,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:17,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:17,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-06 04:08:17,893 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:17,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:17,893 INFO L82 PathProgramCache]: Analyzing trace with hash -2006064164, now seen corresponding path program 1 times [2021-06-06 04:08:17,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:17,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409222049] [2021-06-06 04:08:17,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:17,908 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 04:08:17,908 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:17,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409222049] [2021-06-06 04:08:17,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409222049] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 04:08:17,908 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 04:08:17,908 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 04:08:17,908 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538371896] [2021-06-06 04:08:17,908 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 04:08:17,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:17,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 04:08:17,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 04:08:17,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:17,909 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:17,909 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 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) [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:17,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:17,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:17,946 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-06-06 04:08:17,946 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:17,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:17,946 INFO L82 PathProgramCache]: Analyzing trace with hash 811576559, now seen corresponding path program 1 times [2021-06-06 04:08:17,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:17,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943448123] [2021-06-06 04:08:17,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:18,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 04:08:18,001 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:18,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943448123] [2021-06-06 04:08:18,001 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943448123] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:18,001 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [171177649] [2021-06-06 04:08:18,001 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 [2021-06-06 04:08:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:18,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 04:08:18,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:18,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:18,104 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [171177649] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:18,104 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:18,104 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 9 [2021-06-06 04:08:18,104 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437616355] [2021-06-06 04:08:18,105 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 04:08:18,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:18,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 04:08:18,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2021-06-06 04:08:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:18,105 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:18,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 3.4444444444444446) internal successors, (31), 9 states have internal predecessors, (31), 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) [2021-06-06 04:08:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:18,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:18,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:18,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:18,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:18,420 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:18,421 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:18,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:18,421 INFO L82 PathProgramCache]: Analyzing trace with hash -844445494, now seen corresponding path program 1 times [2021-06-06 04:08:18,421 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:18,421 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84704871] [2021-06-06 04:08:18,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:18,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:18,653 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:18,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [84704871] [2021-06-06 04:08:18,654 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [84704871] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:18,654 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1788129091] [2021-06-06 04:08:18,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-06-06 04:08:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:18,705 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-06 04:08:18,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:19,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,882 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:19,887 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:19,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:19,895 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:19,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,901 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,902 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:19,902 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:19,908 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:19,910 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:19,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:19,918 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:19,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:19,925 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:19,926 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:20,383 WARN L205 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 87 [2021-06-06 04:08:20,384 INFO L628 ElimStorePlain]: treesize reduction 585, result has 46.1 percent of original size [2021-06-06 04:08:20,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:20,392 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:20,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,398 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,399 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:20,400 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:20,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:20,406 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:20,740 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2021-06-06 04:08:20,741 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.8 percent of original size [2021-06-06 04:08:20,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,749 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:20,753 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:20,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:20,759 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:20,766 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:20,767 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:08:20,768 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:21,080 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-06-06 04:08:21,081 INFO L628 ElimStorePlain]: treesize reduction 33, result has 91.9 percent of original size [2021-06-06 04:08:21,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:21,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:21,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:21,091 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:21,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:21,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:21,096 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:21,097 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:21,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:21,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:21,103 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:21,233 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-06-06 04:08:21,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:21,252 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:08:21,252 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1201, output treesize:342 [2021-06-06 04:08:21,462 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 102 [2021-06-06 04:08:21,660 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 87 [2021-06-06 04:08:22,174 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_19, v_prenex_21, array_6, v_prenex_17], 1=[array_0, v_prenex_20, v_prenex_18, v_prenex_16]} [2021-06-06 04:08:22,181 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 15 treesize of output 11 [2021-06-06 04:08:22,181 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,189 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 22 treesize of output 16 [2021-06-06 04:08:22,190 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,196 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:22,196 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,202 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 29 treesize of output 21 [2021-06-06 04:08:22,203 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,208 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:22,209 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,215 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:22,216 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,455 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 74 [2021-06-06 04:08:22,455 INFO L628 ElimStorePlain]: treesize reduction 797, result has 20.6 percent of original size [2021-06-06 04:08:22,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:22,460 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,464 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 12 [2021-06-06 04:08:22,465 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,575 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-06-06 04:08:22,576 INFO L628 ElimStorePlain]: treesize reduction 24, result has 87.0 percent of original size [2021-06-06 04:08:22,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:22,586 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,643 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:22,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:22,648 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:22,696 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:22,696 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:22,696 INFO L518 ElimStorePlain]: Eliminatee v_prenex_20 vanished before elimination [2021-06-06 04:08:22,696 INFO L518 ElimStorePlain]: Eliminatee v_prenex_18 vanished before elimination [2021-06-06 04:08:22,697 INFO L518 ElimStorePlain]: Eliminatee v_prenex_16 vanished before elimination [2021-06-06 04:08:22,709 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:08:22,709 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:1173, output treesize:122 [2021-06-06 04:08:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:22,903 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1788129091] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:22,903 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:22,903 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-06 04:08:22,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143251194] [2021-06-06 04:08:22,904 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 04:08:22,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:22,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 04:08:22,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-06-06 04:08:22,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:22,904 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:22,904 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 19 states have internal predecessors, (37), 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) [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:22,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:23,257 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-06-06 04:08:23,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:23,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:23,476 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-06 04:08:23,477 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:23,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:23,477 INFO L82 PathProgramCache]: Analyzing trace with hash -816883619, now seen corresponding path program 2 times [2021-06-06 04:08:23,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:23,477 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014339023] [2021-06-06 04:08:23,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:23,593 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:23,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:23,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014339023] [2021-06-06 04:08:23,594 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014339023] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:23,594 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1796912146] [2021-06-06 04:08:23,594 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 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 [2021-06-06 04:08:23,632 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:08:23,632 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:23,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 04:08:23,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:23,782 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,783 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:23,784 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:23,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,787 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,787 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:23,788 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:23,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,794 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:23,795 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:23,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:23,800 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:23,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:23,803 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:23,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:23,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:23,807 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:23,847 INFO L628 ElimStorePlain]: treesize reduction 58, result has 51.3 percent of original size [2021-06-06 04:08:23,853 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2021-06-06 04:08:23,853 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:211, output treesize:53 [2021-06-06 04:08:24,226 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_30, array_6, v_prenex_24, v_prenex_26], 1=[array_0, v_prenex_25, v_prenex_23, v_prenex_27]} [2021-06-06 04:08:24,231 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 23 treesize of output 17 [2021-06-06 04:08:24,232 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:24,236 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 23 treesize of output 17 [2021-06-06 04:08:24,237 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:24,241 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 30 treesize of output 22 [2021-06-06 04:08:24,242 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:24,330 INFO L628 ElimStorePlain]: treesize reduction 267, result has 24.1 percent of original size [2021-06-06 04:08:24,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:24,334 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:24,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:24,358 INFO L518 ElimStorePlain]: Eliminatee v_prenex_24 vanished before elimination [2021-06-06 04:08:24,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:24,365 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:24,388 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:24,388 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:24,388 INFO L518 ElimStorePlain]: Eliminatee v_prenex_25 vanished before elimination [2021-06-06 04:08:24,388 INFO L518 ElimStorePlain]: Eliminatee v_prenex_23 vanished before elimination [2021-06-06 04:08:24,388 INFO L518 ElimStorePlain]: Eliminatee v_prenex_27 vanished before elimination [2021-06-06 04:08:24,390 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:08:24,390 INFO L247 ElimStorePlain]: Needed 6 recursive calls to eliminate 12 variables, input treesize:381, output treesize:55 [2021-06-06 04:08:24,469 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:24,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1796912146] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:24,470 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:24,470 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-06-06 04:08:24,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862585278] [2021-06-06 04:08:24,470 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 04:08:24,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:24,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 04:08:24,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2021-06-06 04:08:24,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:24,471 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:24,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.0526315789473686) internal successors, (39), 19 states have internal predecessors, (39), 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) [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:24,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:24,995 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 47 [2021-06-06 04:08:25,136 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 52 [2021-06-06 04:08:25,380 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 55 [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:25,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:25,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:25,597 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:25,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:25,597 INFO L82 PathProgramCache]: Analyzing trace with hash 212896540, now seen corresponding path program 3 times [2021-06-06 04:08:25,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:25,597 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540116981] [2021-06-06 04:08:25,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:25,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:25,710 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:25,710 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:25,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540116981] [2021-06-06 04:08:25,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540116981] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:25,711 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848629508] [2021-06-06 04:08:25,711 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 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 [2021-06-06 04:08:25,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-06-06 04:08:25,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:25,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-06 04:08:25,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:25,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:25,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:25,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:25,854 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:25,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:25,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:25,857 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:25,873 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:25,874 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-06-06 04:08:25,874 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:49 [2021-06-06 04:08:26,035 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:26,035 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848629508] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:26,035 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:26,035 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 18 [2021-06-06 04:08:26,036 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131887135] [2021-06-06 04:08:26,036 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 04:08:26,036 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:26,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 04:08:26,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2021-06-06 04:08:26,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:26,037 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:26,037 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.2777777777777777) internal successors, (41), 18 states have internal predecessors, (41), 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) [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:26,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:26,038 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:26,611 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 62 [2021-06-06 04:08:26,732 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:26,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:26,967 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable300 [2021-06-06 04:08:26,967 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:26,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:26,967 INFO L82 PathProgramCache]: Analyzing trace with hash 532543986, now seen corresponding path program 4 times [2021-06-06 04:08:26,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:26,967 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348569310] [2021-06-06 04:08:26,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:27,235 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:27,235 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:27,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348569310] [2021-06-06 04:08:27,235 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348569310] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:27,235 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1291418010] [2021-06-06 04:08:27,235 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 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 [2021-06-06 04:08:27,265 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:08:27,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:27,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 04:08:27,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:28,188 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,189 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,189 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:08:28,191 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,196 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:28,199 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2021-06-06 04:08:28,206 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,212 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:28,214 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,219 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,220 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-06-06 04:08:28,221 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:08:28,227 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,555 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2021-06-06 04:08:28,556 INFO L628 ElimStorePlain]: treesize reduction 540, result has 42.9 percent of original size [2021-06-06 04:08:28,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,560 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:28,562 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,569 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:28,570 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,574 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:28,575 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,721 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-06-06 04:08:28,724 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:28,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,731 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:28,732 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,735 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:28,736 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,739 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:28,740 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,870 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 04:08:28,871 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:28,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:28,876 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,880 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:28,881 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:28,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:28,886 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:28,993 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2021-06-06 04:08:28,993 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:29,002 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:08:29,002 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:294 [2021-06-06 04:08:29,195 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 92 [2021-06-06 04:08:29,405 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 77 [2021-06-06 04:08:29,873 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_48], 1=[array_0, v_prenex_47]} [2021-06-06 04:08:29,877 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 22 treesize of output 16 [2021-06-06 04:08:29,878 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:29,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:29,882 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:29,886 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:29,886 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:29,890 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:29,890 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:29,894 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 29 treesize of output 21 [2021-06-06 04:08:29,895 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:29,898 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:29,899 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:30,024 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 45 [2021-06-06 04:08:30,024 INFO L628 ElimStorePlain]: treesize reduction 299, result has 30.0 percent of original size [2021-06-06 04:08:30,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:30,028 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:30,068 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:30,068 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:30,068 INFO L518 ElimStorePlain]: Eliminatee v_prenex_47 vanished before elimination [2021-06-06 04:08:30,070 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:08:30,070 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:630, output treesize:105 [2021-06-06 04:08:30,223 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:30,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1291418010] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:30,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:30,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2021-06-06 04:08:30,223 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331737647] [2021-06-06 04:08:30,223 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 04:08:30,223 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:30,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 04:08:30,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=498, Unknown=0, NotChecked=0, Total=552 [2021-06-06 04:08:30,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:30,224 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:30,224 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.75) internal successors, (42), 24 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:30,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:30,548 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 73 [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:30,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:30,777 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable314 [2021-06-06 04:08:30,777 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:30,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:30,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1289608575, now seen corresponding path program 5 times [2021-06-06 04:08:30,778 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:30,778 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238134657] [2021-06-06 04:08:30,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:30,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:30,948 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:30,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238134657] [2021-06-06 04:08:30,948 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238134657] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:30,948 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640681186] [2021-06-06 04:08:30,948 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 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 [2021-06-06 04:08:30,981 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-06-06 04:08:30,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:30,981 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 04:08:30,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:31,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:31,163 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:31,167 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:31,171 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:31,175 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:31,178 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:31,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:31,184 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,224 INFO L628 ElimStorePlain]: treesize reduction 58, result has 51.3 percent of original size [2021-06-06 04:08:31,226 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2021-06-06 04:08:31,226 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:211, output treesize:53 [2021-06-06 04:08:31,650 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_51, array_6], 1=[v_prenex_50, array_0]} [2021-06-06 04:08:31,653 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 22 treesize of output 16 [2021-06-06 04:08:31,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,658 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 23 treesize of output 17 [2021-06-06 04:08:31,659 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,662 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 22 treesize of output 16 [2021-06-06 04:08:31,663 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,666 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 23 treesize of output 17 [2021-06-06 04:08:31,667 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,671 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 30 treesize of output 22 [2021-06-06 04:08:31,672 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,675 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 29 treesize of output 21 [2021-06-06 04:08:31,676 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,763 INFO L628 ElimStorePlain]: treesize reduction 342, result has 18.6 percent of original size [2021-06-06 04:08:31,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:31,766 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:31,792 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:31,792 INFO L518 ElimStorePlain]: Eliminatee v_prenex_50 vanished before elimination [2021-06-06 04:08:31,792 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:31,793 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:08:31,793 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:582, output treesize:55 [2021-06-06 04:08:31,889 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:31,890 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640681186] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:31,890 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:31,890 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2021-06-06 04:08:31,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423808874] [2021-06-06 04:08:31,890 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-06 04:08:31,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:31,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-06 04:08:31,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=491, Unknown=0, NotChecked=0, Total=552 [2021-06-06 04:08:31,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:31,891 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:31,891 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.8333333333333333) internal successors, (44), 24 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:31,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:32,820 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-06-06 04:08:33,056 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 50 [2021-06-06 04:08:33,210 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:33,428 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable529,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:33,429 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:33,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:33,429 INFO L82 PathProgramCache]: Analyzing trace with hash 1089645114, now seen corresponding path program 6 times [2021-06-06 04:08:33,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:33,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052043068] [2021-06-06 04:08:33,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:33,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:33,600 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:33,600 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052043068] [2021-06-06 04:08:33,600 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052043068] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:33,600 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1728733839] [2021-06-06 04:08:33,600 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 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 [2021-06-06 04:08:33,631 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2021-06-06 04:08:33,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:33,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-06 04:08:33,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:33,754 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:33,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:33,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:33,756 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:33,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:33,758 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:33,759 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:33,779 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:33,781 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-06-06 04:08:33,781 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:49 [2021-06-06 04:08:33,973 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:33,974 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1728733839] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:33,974 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:33,974 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 23 [2021-06-06 04:08:33,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746055395] [2021-06-06 04:08:33,974 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 04:08:33,974 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:33,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 04:08:33,975 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=449, Unknown=0, NotChecked=0, Total=506 [2021-06-06 04:08:33,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:33,975 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:33,975 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.0) internal successors, (46), 23 states have internal predecessors, (46), 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) [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:33,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:33,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:35,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:35,247 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable616,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:35,248 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:35,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:35,248 INFO L82 PathProgramCache]: Analyzing trace with hash -1271373366, now seen corresponding path program 7 times [2021-06-06 04:08:35,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:35,248 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748552173] [2021-06-06 04:08:35,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:35,511 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:35,512 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:35,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748552173] [2021-06-06 04:08:35,512 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748552173] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:35,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812271717] [2021-06-06 04:08:35,512 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:35,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 36 conjunts are in the unsatisfiable core [2021-06-06 04:08:35,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:36,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,494 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:36,495 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,501 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,502 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,502 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:36,504 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,510 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:36,511 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:36,520 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,526 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:36,527 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,533 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,534 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:36,534 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,942 WARN L205 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 89 [2021-06-06 04:08:36,942 INFO L628 ElimStorePlain]: treesize reduction 594, result has 45.3 percent of original size [2021-06-06 04:08:36,947 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,948 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,948 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:36,949 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:36,955 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:36,959 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:36,959 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:36,960 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,127 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2021-06-06 04:08:37,127 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:37,132 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:37,134 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,139 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:37,140 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,144 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,145 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:37,146 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,435 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 77 [2021-06-06 04:08:37,436 INFO L628 ElimStorePlain]: treesize reduction 33, result has 92.4 percent of original size [2021-06-06 04:08:37,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:37,442 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,446 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:37,447 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:37,451 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:08:37,452 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:37,707 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 72 [2021-06-06 04:08:37,708 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.7 percent of original size [2021-06-06 04:08:37,716 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:08:37,717 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1201, output treesize:341 [2021-06-06 04:08:37,947 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 102 [2021-06-06 04:08:38,829 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_71, v_prenex_69, array_6, v_prenex_67], 1=[v_prenex_70, array_0, v_prenex_68, v_prenex_66]} [2021-06-06 04:08:38,835 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 15 treesize of output 11 [2021-06-06 04:08:38,836 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:38,841 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 22 treesize of output 16 [2021-06-06 04:08:38,842 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:38,848 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 22 treesize of output 16 [2021-06-06 04:08:38,848 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:38,854 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 29 treesize of output 21 [2021-06-06 04:08:38,855 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:38,861 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 22 treesize of output 16 [2021-06-06 04:08:38,861 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:38,867 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 15 treesize of output 11 [2021-06-06 04:08:38,867 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:39,068 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 70 [2021-06-06 04:08:39,069 INFO L628 ElimStorePlain]: treesize reduction 887, result has 15.9 percent of original size [2021-06-06 04:08:39,072 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:39,073 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:39,125 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:39,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:39,129 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:39,180 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:39,183 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:39,184 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:39,232 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:39,232 INFO L518 ElimStorePlain]: Eliminatee v_prenex_70 vanished before elimination [2021-06-06 04:08:39,232 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:39,232 INFO L518 ElimStorePlain]: Eliminatee v_prenex_68 vanished before elimination [2021-06-06 04:08:39,233 INFO L518 ElimStorePlain]: Eliminatee v_prenex_66 vanished before elimination [2021-06-06 04:08:39,235 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:08:39,235 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1167, output treesize:130 [2021-06-06 04:08:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:39,432 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1812271717] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:39,432 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:39,433 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-06-06 04:08:39,433 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729907369] [2021-06-06 04:08:39,433 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 04:08:39,433 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:39,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 04:08:39,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=740, Unknown=0, NotChecked=0, Total=812 [2021-06-06 04:08:39,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:39,434 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:39,434 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.6206896551724137) internal successors, (47), 29 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:39,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:39,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:39,876 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 78 [2021-06-06 04:08:39,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:39,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:40,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable633 [2021-06-06 04:08:40,097 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:40,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:40,097 INFO L82 PathProgramCache]: Analyzing trace with hash -433473763, now seen corresponding path program 8 times [2021-06-06 04:08:40,097 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:40,097 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70415319] [2021-06-06 04:08:40,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:40,291 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:40,291 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:40,291 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70415319] [2021-06-06 04:08:40,291 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70415319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:40,291 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1321530119] [2021-06-06 04:08:40,291 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:40,328 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:08:40,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:40,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 04:08:40,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:40,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,519 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:40,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:40,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,523 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,523 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:40,524 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:40,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:40,528 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:40,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,532 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:40,532 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:40,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:40,537 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:40,540 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:40,540 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:40,540 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:40,603 INFO L628 ElimStorePlain]: treesize reduction 84, result has 53.1 percent of original size [2021-06-06 04:08:40,606 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:08:40,606 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:289, output treesize:95 [2021-06-06 04:08:41,053 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_75, array_6, v_prenex_77], 1=[array_0, v_prenex_76, v_prenex_74]} [2021-06-06 04:08:41,058 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 22 treesize of output 16 [2021-06-06 04:08:41,059 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,063 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 23 treesize of output 17 [2021-06-06 04:08:41,064 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,068 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 23 treesize of output 17 [2021-06-06 04:08:41,069 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,073 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 29 treesize of output 21 [2021-06-06 04:08:41,074 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,078 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:41,079 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,083 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 30 treesize of output 22 [2021-06-06 04:08:41,084 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,212 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2021-06-06 04:08:41,212 INFO L628 ElimStorePlain]: treesize reduction 577, result has 16.1 percent of original size [2021-06-06 04:08:41,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:41,216 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,251 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:41,254 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 12 [2021-06-06 04:08:41,255 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,258 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:41,258 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:41,278 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:41,278 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:41,278 INFO L518 ElimStorePlain]: Eliminatee v_prenex_76 vanished before elimination [2021-06-06 04:08:41,278 INFO L518 ElimStorePlain]: Eliminatee v_prenex_74 vanished before elimination [2021-06-06 04:08:41,280 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:08:41,280 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:793, output treesize:36 [2021-06-06 04:08:41,354 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:41,354 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1321530119] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:41,354 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:41,354 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 29 [2021-06-06 04:08:41,354 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719446039] [2021-06-06 04:08:41,354 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 04:08:41,354 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:41,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 04:08:41,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=739, Unknown=0, NotChecked=0, Total=812 [2021-06-06 04:08:41,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:41,355 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:41,355 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.6896551724137931) internal successors, (49), 29 states have internal predecessors, (49), 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) [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:41,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:42,341 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 69 [2021-06-06 04:08:42,570 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 78 [2021-06-06 04:08:42,776 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 80 [2021-06-06 04:08:42,948 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 75 [2021-06-06 04:08:43,139 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-06-06 04:08:43,383 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-06 04:08:43,624 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:43,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:43,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:43,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:43,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:08:43,860 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable874,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:43,860 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:43,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:43,861 INFO L82 PathProgramCache]: Analyzing trace with hash -786299812, now seen corresponding path program 9 times [2021-06-06 04:08:43,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:43,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83075903] [2021-06-06 04:08:43,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:44,047 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:44,047 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:44,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83075903] [2021-06-06 04:08:44,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83075903] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:44,047 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [258957195] [2021-06-06 04:08:44,047 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 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:44,084 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 04:08:44,084 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:44,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-06 04:08:44,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:44,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,271 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:44,272 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:44,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,275 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,276 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:44,276 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,279 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,280 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:44,280 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:44,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,283 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:44,284 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:44,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:44,288 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:44,290 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:44,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:44,291 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:44,345 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:08:44,348 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:08:44,348 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:08:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:44,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [258957195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:44,780 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:44,780 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 28 [2021-06-06 04:08:44,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85771955] [2021-06-06 04:08:44,781 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 04:08:44,781 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:44,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 04:08:44,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2021-06-06 04:08:44,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:44,781 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:44,781 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 1.8214285714285714) internal successors, (51), 28 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) [2021-06-06 04:08:44,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:08:44,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:45,648 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-06-06 04:08:45,810 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 80 [2021-06-06 04:08:45,982 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 78 [2021-06-06 04:08:46,156 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 83 [2021-06-06 04:08:46,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:46,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:46,797 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable935 [2021-06-06 04:08:46,797 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:46,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:46,797 INFO L82 PathProgramCache]: Analyzing trace with hash -124776590, now seen corresponding path program 10 times [2021-06-06 04:08:46,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:46,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [558701472] [2021-06-06 04:08:46,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:46,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:47,111 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:47,112 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:47,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [558701472] [2021-06-06 04:08:47,112 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [558701472] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:47,112 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5404406] [2021-06-06 04:08:47,112 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 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:47,147 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:08:47,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:47,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-06 04:08:47,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:48,005 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:48,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,013 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,014 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:48,015 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:48,021 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:48,027 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,032 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:48,033 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:48,039 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,374 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-06 04:08:48,374 INFO L628 ElimStorePlain]: treesize reduction 591, result has 42.0 percent of original size [2021-06-06 04:08:48,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,379 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,380 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:48,380 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,385 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:48,386 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,390 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,390 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:48,390 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,526 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-06-06 04:08:48,526 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:48,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:48,532 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:48,538 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,541 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:48,542 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,659 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-06-06 04:08:48,660 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:48,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:48,665 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,670 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:48,671 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:48,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:08:48,676 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:48,884 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 66 [2021-06-06 04:08:48,884 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.7 percent of original size [2021-06-06 04:08:48,891 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:08:48,891 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:294 [2021-06-06 04:08:49,109 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2021-06-06 04:08:50,035 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_96, array_6], 1=[array_0, v_prenex_95]} [2021-06-06 04:08:50,040 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 22 treesize of output 16 [2021-06-06 04:08:50,040 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,045 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 22 treesize of output 16 [2021-06-06 04:08:50,046 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,050 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 22 treesize of output 16 [2021-06-06 04:08:50,050 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,054 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 29 treesize of output 21 [2021-06-06 04:08:50,055 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,058 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:50,059 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,062 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:08:50,063 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,183 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2021-06-06 04:08:50,184 INFO L628 ElimStorePlain]: treesize reduction 326, result has 29.3 percent of original size [2021-06-06 04:08:50,187 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 15 treesize of output 11 [2021-06-06 04:08:50,187 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:50,229 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:50,229 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:50,229 INFO L518 ElimStorePlain]: Eliminatee v_prenex_95 vanished before elimination [2021-06-06 04:08:50,231 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:08:50,231 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:630, output treesize:105 [2021-06-06 04:08:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:50,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5404406] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:50,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:50,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 34 [2021-06-06 04:08:50,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242794758] [2021-06-06 04:08:50,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-06 04:08:50,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:50,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-06 04:08:50,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=1044, Unknown=0, NotChecked=0, Total=1122 [2021-06-06 04:08:50,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:50,386 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:50,387 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.5294117647058822) internal successors, (52), 34 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:50,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:50,885 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 74 [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:50,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:50,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:51,131 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable965,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:51,131 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:51,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:51,131 INFO L82 PathProgramCache]: Analyzing trace with hash -607627969, now seen corresponding path program 11 times [2021-06-06 04:08:51,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:51,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492427779] [2021-06-06 04:08:51,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:51,361 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:51,361 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:51,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492427779] [2021-06-06 04:08:51,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492427779] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:51,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316130214] [2021-06-06 04:08:51,361 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:51,400 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-06-06 04:08:51,400 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:51,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-06 04:08:51,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:51,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,631 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:08:51,632 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:51,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:51,636 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:51,639 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:51,641 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:51,646 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:08:51,648 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:51,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,651 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:08:51,652 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:51,655 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:51,655 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:08:51,656 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:51,718 INFO L628 ElimStorePlain]: treesize reduction 84, result has 53.1 percent of original size [2021-06-06 04:08:51,721 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:08:51,721 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:289, output treesize:95 [2021-06-06 04:08:52,241 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_102, v_prenex_104], 1=[array_0, v_prenex_101, v_prenex_103]} [2021-06-06 04:08:52,246 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 30 treesize of output 22 [2021-06-06 04:08:52,247 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,251 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 31 treesize of output 23 [2021-06-06 04:08:52,252 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,256 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 23 treesize of output 17 [2021-06-06 04:08:52,256 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,261 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 23 treesize of output 17 [2021-06-06 04:08:52,261 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,265 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 24 treesize of output 18 [2021-06-06 04:08:52,266 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,270 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 24 treesize of output 18 [2021-06-06 04:08:52,270 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,361 INFO L628 ElimStorePlain]: treesize reduction 546, result has 11.9 percent of original size [2021-06-06 04:08:52,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:52,365 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,384 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:52,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:08:52,387 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:52,406 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:52,406 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:08:52,406 INFO L518 ElimStorePlain]: Eliminatee v_prenex_101 vanished before elimination [2021-06-06 04:08:52,406 INFO L518 ElimStorePlain]: Eliminatee v_prenex_103 vanished before elimination [2021-06-06 04:08:52,407 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:08:52,407 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:793, output treesize:36 [2021-06-06 04:08:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:52,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316130214] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:52,482 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:52,482 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 34 [2021-06-06 04:08:52,482 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926755839] [2021-06-06 04:08:52,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-06 04:08:52,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:52,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-06 04:08:52,483 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1034, Unknown=0, NotChecked=0, Total=1122 [2021-06-06 04:08:52,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:52,483 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:52,483 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.588235294117647) internal successors, (54), 34 states have internal predecessors, (54), 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) [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:52,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:53,708 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-06-06 04:08:53,959 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 93 [2021-06-06 04:08:54,190 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 95 [2021-06-06 04:08:54,377 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 81 [2021-06-06 04:08:54,577 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 82 [2021-06-06 04:08:54,795 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2021-06-06 04:08:55,071 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 95 [2021-06-06 04:08:55,334 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 95 [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:55,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:55,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-06 04:08:55,558 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1097,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:55,558 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:55,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:55,558 INFO L82 PathProgramCache]: Analyzing trace with hash -1890112902, now seen corresponding path program 12 times [2021-06-06 04:08:55,559 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:55,559 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267891107] [2021-06-06 04:08:55,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:55,783 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 5 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:55,783 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:55,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267891107] [2021-06-06 04:08:55,783 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267891107] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:55,783 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522445558] [2021-06-06 04:08:55,783 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:55,834 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-06-06 04:08:55,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:08:55,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 04:08:55,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:08:56,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:56,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:56,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:08:56,036 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:56,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:08:56,038 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:08:56,039 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:08:56,056 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:08:56,058 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-06-06 04:08:56,058 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:59, output treesize:45 [2021-06-06 04:08:56,452 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:56,453 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522445558] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:56,453 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:08:56,453 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 20] total 34 [2021-06-06 04:08:56,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931728185] [2021-06-06 04:08:56,453 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-06 04:08:56,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:08:56,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-06 04:08:56,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=1034, Unknown=0, NotChecked=0, Total=1122 [2021-06-06 04:08:56,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:56,454 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:08:56,454 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 1.6470588235294117) internal successors, (56), 34 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-06 04:08:56,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:08:57,392 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 54 [2021-06-06 04:08:57,597 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-06-06 04:08:57,799 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2021-06-06 04:08:58,007 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 67 [2021-06-06 04:08:58,219 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 65 [2021-06-06 04:08:58,450 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 63 [2021-06-06 04:08:58,626 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 54 [2021-06-06 04:08:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:08:59,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:08:59,358 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1145 [2021-06-06 04:08:59,358 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:08:59,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:08:59,358 INFO L82 PathProgramCache]: Analyzing trace with hash 98327242, now seen corresponding path program 13 times [2021-06-06 04:08:59,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:08:59,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258388204] [2021-06-06 04:08:59,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:08:59,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:59,744 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:08:59,744 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:08:59,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258388204] [2021-06-06 04:08:59,744 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258388204] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:08:59,744 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1036544850] [2021-06-06 04:08:59,744 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:08:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:08:59,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 47 conjunts are in the unsatisfiable core [2021-06-06 04:08:59,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:00,823 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,824 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:00,825 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:00,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:00,831 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:00,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:00,838 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:00,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,843 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,843 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:00,844 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:00,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,850 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:00,851 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:00,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:00,856 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:00,857 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,198 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 85 [2021-06-06 04:09:01,198 INFO L628 ElimStorePlain]: treesize reduction 577, result has 43.4 percent of original size [2021-06-06 04:09:01,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:01,204 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,208 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:01,209 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,213 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:01,214 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,484 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2021-06-06 04:09:01,484 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.8 percent of original size [2021-06-06 04:09:01,489 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,490 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,490 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:01,491 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,494 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,495 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:01,496 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:01,500 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,627 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-06-06 04:09:01,627 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:01,631 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,632 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:01,633 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,637 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:09:01,638 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:01,642 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:01,643 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:01,848 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-06 04:09:01,848 INFO L628 ElimStorePlain]: treesize reduction 21, result has 93.6 percent of original size [2021-06-06 04:09:01,856 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:09:01,856 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:293 [2021-06-06 04:09:02,072 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 92 [2021-06-06 04:09:03,208 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_123], 1=[array_0, v_prenex_122]} [2021-06-06 04:09:03,213 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 29 treesize of output 21 [2021-06-06 04:09:03,214 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:03,219 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,222 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 29 treesize of output 21 [2021-06-06 04:09:03,223 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,227 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:03,227 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,231 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:03,231 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,235 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 36 treesize of output 26 [2021-06-06 04:09:03,236 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,362 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 46 [2021-06-06 04:09:03,363 INFO L628 ElimStorePlain]: treesize reduction 343, result has 27.2 percent of original size [2021-06-06 04:09:03,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:03,366 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:03,407 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:03,408 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:03,408 INFO L518 ElimStorePlain]: Eliminatee v_prenex_122 vanished before elimination [2021-06-06 04:09:03,409 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:09:03,409 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:672, output treesize:105 [2021-06-06 04:09:03,590 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:03,591 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1036544850] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:03,591 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:03,591 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 39 [2021-06-06 04:09:03,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075618685] [2021-06-06 04:09:03,591 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-06 04:09:03,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:03,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-06 04:09:03,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1391, Unknown=0, NotChecked=0, Total=1482 [2021-06-06 04:09:03,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:03,592 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:03,592 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.4615384615384615) internal successors, (57), 39 states have internal predecessors, (57), 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) [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:03,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:03,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:04,078 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:04,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:04,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:04,361 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1160,18 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:04,361 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:04,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:04,361 INFO L82 PathProgramCache]: Analyzing trace with hash -681630243, now seen corresponding path program 14 times [2021-06-06 04:09:04,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:04,361 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [440779301] [2021-06-06 04:09:04,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:04,646 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:04,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:04,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [440779301] [2021-06-06 04:09:04,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [440779301] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:04,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791713602] [2021-06-06 04:09:04,646 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:04,687 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:09:04,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:04,688 INFO L263 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 45 conjunts are in the unsatisfiable core [2021-06-06 04:09:04,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:04,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,962 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:04,963 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:04,965 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,968 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:04,969 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:04,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:04,972 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:04,974 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,975 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,975 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:04,976 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:04,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,978 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:04,979 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:04,981 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:04,981 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:04,982 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,024 INFO L628 ElimStorePlain]: treesize reduction 58, result has 51.3 percent of original size [2021-06-06 04:09:05,026 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2021-06-06 04:09:05,026 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:211, output treesize:53 [2021-06-06 04:09:05,589 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_126], 1=[array_0, v_prenex_125]} [2021-06-06 04:09:05,593 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 22 treesize of output 16 [2021-06-06 04:09:05,594 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,597 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 30 treesize of output 22 [2021-06-06 04:09:05,598 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,601 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 22 treesize of output 16 [2021-06-06 04:09:05,602 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,605 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 23 treesize of output 17 [2021-06-06 04:09:05,606 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,609 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 23 treesize of output 17 [2021-06-06 04:09:05,610 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,613 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 29 treesize of output 21 [2021-06-06 04:09:05,614 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,712 INFO L628 ElimStorePlain]: treesize reduction 390, result has 18.1 percent of original size [2021-06-06 04:09:05,714 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 12 [2021-06-06 04:09:05,715 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:05,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:05,741 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:05,741 INFO L518 ElimStorePlain]: Eliminatee v_prenex_125 vanished before elimination [2021-06-06 04:09:05,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:09:05,742 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:583, output treesize:55 [2021-06-06 04:09:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:05,856 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791713602] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:05,856 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:05,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23] total 39 [2021-06-06 04:09:05,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384687361] [2021-06-06 04:09:05,857 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-06 04:09:05,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:05,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-06 04:09:05,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=1378, Unknown=0, NotChecked=0, Total=1482 [2021-06-06 04:09:05,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:05,858 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:05,858 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 1.5128205128205128) internal successors, (59), 39 states have internal predecessors, (59), 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) [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:05,858 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:05,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:05,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:05,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:05,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:05,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:05,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:07,700 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 56 [2021-06-06 04:09:08,378 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 58 [2021-06-06 04:09:08,548 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 57 [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:08,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:08,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:08,759 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1341 [2021-06-06 04:09:08,759 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:08,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:08,759 INFO L82 PathProgramCache]: Analyzing trace with hash 110783900, now seen corresponding path program 15 times [2021-06-06 04:09:08,759 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:08,759 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996850641] [2021-06-06 04:09:08,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:09,037 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:09,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996850641] [2021-06-06 04:09:09,037 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996850641] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:09,037 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [997241091] [2021-06-06 04:09:09,037 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 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:09,080 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-06 04:09:09,080 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:09,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 04:09:09,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:09,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:09,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:09,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:09,329 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:09,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:09,331 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:09,332 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:09,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:09,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-06-06 04:09:09,350 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:63, output treesize:49 [2021-06-06 04:09:09,701 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:09,701 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [997241091] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:09,701 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:09,702 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 38 [2021-06-06 04:09:09,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737619053] [2021-06-06 04:09:09,702 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-06 04:09:09,702 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:09,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-06 04:09:09,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=1299, Unknown=0, NotChecked=0, Total=1406 [2021-06-06 04:09:09,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:09,702 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:09,703 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.605263157894737) internal successors, (61), 38 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:09,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:11,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:12,048 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1413 [2021-06-06 04:09:12,049 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:12,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:12,049 INFO L82 PathProgramCache]: Analyzing trace with hash 230327538, now seen corresponding path program 16 times [2021-06-06 04:09:12,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:12,049 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714877794] [2021-06-06 04:09:12,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:12,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:12,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714877794] [2021-06-06 04:09:12,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714877794] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:12,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596239832] [2021-06-06 04:09:12,525 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 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:12,567 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:09:12,567 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:12,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 54 conjunts are in the unsatisfiable core [2021-06-06 04:09:12,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:13,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,832 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:13,832 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:13,837 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,838 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,838 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:13,839 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:13,848 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:13,849 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:13,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,855 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:13,855 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:13,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,861 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:13,862 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:13,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:13,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:13,868 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,220 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2021-06-06 04:09:14,220 INFO L628 ElimStorePlain]: treesize reduction 567, result has 43.6 percent of original size [2021-06-06 04:09:14,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:09:14,226 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,231 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:14,232 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,236 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,236 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:14,237 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,512 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2021-06-06 04:09:14,512 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.7 percent of original size [2021-06-06 04:09:14,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,517 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,517 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:14,518 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:14,523 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:14,528 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,656 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-06-06 04:09:14,656 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:14,660 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,661 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:14,662 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:14,667 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:14,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:14,672 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:14,794 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-06-06 04:09:14,794 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:14,802 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:09:14,803 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1201, output treesize:341 [2021-06-06 04:09:15,075 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 103 [2021-06-06 04:09:16,579 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_145, v_prenex_147, v_prenex_149], 1=[array_0, v_prenex_144, v_prenex_146, v_prenex_148]} [2021-06-06 04:09:16,586 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 15 treesize of output 11 [2021-06-06 04:09:16,587 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,592 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 29 treesize of output 21 [2021-06-06 04:09:16,593 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,599 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 22 treesize of output 16 [2021-06-06 04:09:16,599 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,605 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 15 treesize of output 11 [2021-06-06 04:09:16,605 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,611 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 22 treesize of output 16 [2021-06-06 04:09:16,612 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,617 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 22 treesize of output 16 [2021-06-06 04:09:16,618 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,865 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 75 [2021-06-06 04:09:16,865 INFO L628 ElimStorePlain]: treesize reduction 882, result has 19.6 percent of original size [2021-06-06 04:09:16,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-06 04:09:16,871 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,874 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 12 [2021-06-06 04:09:16,875 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:16,988 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-06-06 04:09:16,988 INFO L628 ElimStorePlain]: treesize reduction 24, result has 87.5 percent of original size [2021-06-06 04:09:16,992 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 15 treesize of output 11 [2021-06-06 04:09:16,992 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:17,044 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:17,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:17,048 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:17,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:17,101 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:17,101 INFO L518 ElimStorePlain]: Eliminatee v_prenex_144 vanished before elimination [2021-06-06 04:09:17,101 INFO L518 ElimStorePlain]: Eliminatee v_prenex_146 vanished before elimination [2021-06-06 04:09:17,101 INFO L518 ElimStorePlain]: Eliminatee v_prenex_148 vanished before elimination [2021-06-06 04:09:17,103 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:09:17,103 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:1209, output treesize:130 [2021-06-06 04:09:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:17,347 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596239832] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:17,347 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:17,347 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 44 [2021-06-06 04:09:17,347 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620381676] [2021-06-06 04:09:17,347 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-06 04:09:17,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:17,348 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-06 04:09:17,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1789, Unknown=0, NotChecked=0, Total=1892 [2021-06-06 04:09:17,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:17,348 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:17,348 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 44 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,348 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:17,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:18,003 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 86 [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:18,305 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1427 [2021-06-06 04:09:18,305 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:18,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:18,306 INFO L82 PathProgramCache]: Analyzing trace with hash 289963263, now seen corresponding path program 17 times [2021-06-06 04:09:18,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:18,306 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135178335] [2021-06-06 04:09:18,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:18,753 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:18,753 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:18,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135178335] [2021-06-06 04:09:18,753 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135178335] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:18,753 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [736009147] [2021-06-06 04:09:18,754 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:18,801 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 04:09:18,801 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:18,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 53 conjunts are in the unsatisfiable core [2021-06-06 04:09:18,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:18,921 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 30 treesize of output 22 [2021-06-06 04:09:18,922 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:18,925 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 36 treesize of output 26 [2021-06-06 04:09:18,925 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:18,928 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 30 treesize of output 22 [2021-06-06 04:09:18,928 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:18,931 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 29 treesize of output 21 [2021-06-06 04:09:18,931 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:18,934 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 29 treesize of output 21 [2021-06-06 04:09:18,934 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:18,936 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 37 treesize of output 27 [2021-06-06 04:09:18,937 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:18,981 INFO L628 ElimStorePlain]: treesize reduction 29, result has 71.0 percent of original size [2021-06-06 04:09:18,982 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:09:18,982 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:271, output treesize:71 [2021-06-06 04:09:19,445 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:19,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [736009147] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:19,445 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:19,445 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 37 [2021-06-06 04:09:19,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148720863] [2021-06-06 04:09:19,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 04:09:19,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:19,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 04:09:19,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=1248, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 04:09:19,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:19,446 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:19,446 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 37 states have internal predecessors, (55), 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) [2021-06-06 04:09:19,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:19,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:21,831 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 64 [2021-06-06 04:09:22,087 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:22,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:22,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:22,310 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1649,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:22,311 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:22,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:22,311 INFO L82 PathProgramCache]: Analyzing trace with hash 165411514, now seen corresponding path program 18 times [2021-06-06 04:09:22,311 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:22,311 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25239302] [2021-06-06 04:09:22,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 7 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:22,652 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:22,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25239302] [2021-06-06 04:09:22,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25239302] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:22,652 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1367857507] [2021-06-06 04:09:22,652 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:22,700 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 04:09:22,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:22,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 04:09:22,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:22,971 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:22,972 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:22,972 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:22,976 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:22,978 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:22,980 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:22,980 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:22,996 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:22,998 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 2 xjuncts. [2021-06-06 04:09:22,998 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:59, output treesize:45 [2021-06-06 04:09:23,532 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 1 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:23,533 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1367857507] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:23,533 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:23,533 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 26] total 44 [2021-06-06 04:09:23,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497799701] [2021-06-06 04:09:23,533 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-06 04:09:23,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:23,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-06 04:09:23,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1774, Unknown=0, NotChecked=0, Total=1892 [2021-06-06 04:09:23,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:23,535 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:23,536 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.5) internal successors, (66), 44 states have internal predecessors, (66), 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) [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:23,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:23,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:23,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:23,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:24,978 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2021-06-06 04:09:25,333 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-06-06 04:09:25,729 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-06-06 04:09:26,145 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:26,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:26,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:26,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:26,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:26,626 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1665,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:26,626 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:26,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:26,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1489920495, now seen corresponding path program 19 times [2021-06-06 04:09:26,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:26,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161275448] [2021-06-06 04:09:26,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:26,977 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:26,977 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:26,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161275448] [2021-06-06 04:09:26,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1161275448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:26,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122827729] [2021-06-06 04:09:26,977 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:27,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 51 conjunts are in the unsatisfiable core [2021-06-06 04:09:27,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:27,333 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:27,334 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,336 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:27,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:27,337 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,350 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:27,351 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-06-06 04:09:27,351 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:31 [2021-06-06 04:09:27,712 INFO L446 ElimStorePlain]: Different costs {0=[array_6], 1=[array_0]} [2021-06-06 04:09:27,715 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 22 treesize of output 16 [2021-06-06 04:09:27,715 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,718 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 22 treesize of output 16 [2021-06-06 04:09:27,718 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,721 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 29 treesize of output 21 [2021-06-06 04:09:27,721 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,724 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 30 treesize of output 22 [2021-06-06 04:09:27,724 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,727 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 23 treesize of output 17 [2021-06-06 04:09:27,728 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,730 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 23 treesize of output 17 [2021-06-06 04:09:27,731 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,764 INFO L628 ElimStorePlain]: treesize reduction 147, result has 12.0 percent of original size [2021-06-06 04:09:27,764 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:27,765 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 04:09:27,765 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:277, output treesize:12 [2021-06-06 04:09:27,808 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:27,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122827729] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:27,808 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:27,808 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 43 [2021-06-06 04:09:27,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498679456] [2021-06-06 04:09:27,809 INFO L462 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-06-06 04:09:27,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:27,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-06-06 04:09:27,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=1676, Unknown=0, NotChecked=0, Total=1806 [2021-06-06 04:09:27,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:27,809 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:27,809 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 1.5348837209302326) internal successors, (66), 43 states have internal predecessors, (66), 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) [2021-06-06 04:09:27,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:27,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:29,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:29,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:29,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1682 [2021-06-06 04:09:29,417 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:29,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:29,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1290619958, now seen corresponding path program 20 times [2021-06-06 04:09:29,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:29,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208082974] [2021-06-06 04:09:29,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:29,996 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:29,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208082974] [2021-06-06 04:09:29,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208082974] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:29,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764953296] [2021-06-06 04:09:29,996 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 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:30,043 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:09:30,043 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:30,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 59 conjunts are in the unsatisfiable core [2021-06-06 04:09:30,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:31,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,341 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,341 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:31,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:31,348 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:31,354 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:31,360 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,365 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,365 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:31,366 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,371 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:31,372 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,698 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 81 [2021-06-06 04:09:31,698 INFO L628 ElimStorePlain]: treesize reduction 556, result has 43.1 percent of original size [2021-06-06 04:09:31,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:31,704 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,708 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:31,708 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,712 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:31,713 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,826 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 74 [2021-06-06 04:09:31,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:31,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,831 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,831 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:31,832 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:31,837 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:31,841 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,952 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-06-06 04:09:31,952 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:31,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,957 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:31,957 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,961 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,962 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:31,962 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:31,966 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:31,966 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:31,966 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:32,069 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2021-06-06 04:09:32,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:32,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:09:32,077 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:294 [2021-06-06 04:09:32,309 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 93 [2021-06-06 04:09:33,821 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_167], 1=[array_0, v_prenex_166]} [2021-06-06 04:09:33,825 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 22 treesize of output 16 [2021-06-06 04:09:33,825 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,829 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 29 treesize of output 21 [2021-06-06 04:09:33,829 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,833 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:33,833 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,837 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:33,837 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,841 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:33,841 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,845 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:33,845 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,953 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 46 [2021-06-06 04:09:33,953 INFO L628 ElimStorePlain]: treesize reduction 256, result has 33.3 percent of original size [2021-06-06 04:09:33,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:33,957 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:33,998 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:33,998 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:33,998 INFO L518 ElimStorePlain]: Eliminatee v_prenex_166 vanished before elimination [2021-06-06 04:09:34,000 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:09:34,000 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:630, output treesize:105 [2021-06-06 04:09:34,182 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:34,182 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1764953296] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:34,182 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:34,182 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 49 [2021-06-06 04:09:34,182 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591081971] [2021-06-06 04:09:34,182 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 04:09:34,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:34,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 04:09:34,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=2234, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 04:09:34,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:34,183 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:34,183 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.3673469387755102) internal successors, (67), 49 states have internal predecessors, (67), 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) [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:34,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:34,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:34,882 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 84 [2021-06-06 04:09:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:35,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1704,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:35,237 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:35,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:35,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1495770269, now seen corresponding path program 21 times [2021-06-06 04:09:35,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:35,237 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920349789] [2021-06-06 04:09:35,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:35,645 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:35,645 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:35,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920349789] [2021-06-06 04:09:35,645 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920349789] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:35,645 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1352553395] [2021-06-06 04:09:35,645 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 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:35,696 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2021-06-06 04:09:35,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:35,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-06 04:09:35,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:36,096 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,097 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,097 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:36,098 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:36,102 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,105 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:36,106 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,108 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,109 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,109 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:36,109 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,112 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:36,113 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,115 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:36,115 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:36,116 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,157 INFO L628 ElimStorePlain]: treesize reduction 58, result has 51.3 percent of original size [2021-06-06 04:09:36,158 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2021-06-06 04:09:36,159 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:211, output treesize:53 [2021-06-06 04:09:36,958 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_170, array_6], 1=[array_0, v_prenex_169]} [2021-06-06 04:09:36,962 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 30 treesize of output 22 [2021-06-06 04:09:36,962 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,966 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 22 treesize of output 16 [2021-06-06 04:09:36,966 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,970 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 23 treesize of output 17 [2021-06-06 04:09:36,971 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,974 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 29 treesize of output 21 [2021-06-06 04:09:36,975 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,978 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:36,978 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:36,982 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 23 treesize of output 17 [2021-06-06 04:09:36,982 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:37,065 INFO L628 ElimStorePlain]: treesize reduction 400, result has 16.3 percent of original size [2021-06-06 04:09:37,067 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:37,068 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:37,090 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:37,090 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:37,090 INFO L518 ElimStorePlain]: Eliminatee v_prenex_169 vanished before elimination [2021-06-06 04:09:37,092 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:09:37,092 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:583, output treesize:55 [2021-06-06 04:09:37,207 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:37,207 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1352553395] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:37,207 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:37,207 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 29] total 49 [2021-06-06 04:09:37,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394314927] [2021-06-06 04:09:37,207 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 04:09:37,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:37,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 04:09:37,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=2218, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 04:09:37,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:37,208 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:37,208 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 1.4081632653061225) internal successors, (69), 49 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) [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:37,208 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:37,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:40,165 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 53 [2021-06-06 04:09:40,393 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 67 [2021-06-06 04:09:41,491 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 53 [2021-06-06 04:09:41,672 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 56 [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:41,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:09:41,888 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1886 [2021-06-06 04:09:41,889 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:41,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:41,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1109276964, now seen corresponding path program 22 times [2021-06-06 04:09:41,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:41,889 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557219142] [2021-06-06 04:09:41,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:41,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:42,300 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:42,300 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:42,300 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557219142] [2021-06-06 04:09:42,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1557219142] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:42,300 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86822141] [2021-06-06 04:09:42,300 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 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:42,346 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:09:42,346 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:42,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-06 04:09:42,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:42,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,740 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,740 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:42,741 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:42,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,744 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,744 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:42,745 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:42,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,748 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,748 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:42,749 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:42,751 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,752 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,752 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:42,753 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:42,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,755 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:42,756 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:42,758 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:42,759 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:42,759 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:42,824 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:09:42,826 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:09:42,827 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:09:43,651 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 8 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:43,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86822141] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:43,651 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:43,651 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 48 [2021-06-06 04:09:43,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232306021] [2021-06-06 04:09:43,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-06-06 04:09:43,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:43,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-06-06 04:09:43,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=139, Invalid=2117, Unknown=0, NotChecked=0, Total=2256 [2021-06-06 04:09:43,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:43,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:43,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 48 states have internal predecessors, (71), 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) [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:43,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:09:43,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:45,230 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 79 [2021-06-06 04:09:45,464 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 82 [2021-06-06 04:09:45,721 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2021-06-06 04:09:45,971 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 83 [2021-06-06 04:09:46,246 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 83 [2021-06-06 04:09:46,524 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 83 [2021-06-06 04:09:46,794 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 83 [2021-06-06 04:09:47,068 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-06-06 04:09:47,349 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 85 [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:47,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:47,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:09:47,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:47,686 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1958,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:47,686 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:47,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:47,686 INFO L82 PathProgramCache]: Analyzing trace with hash 1281448562, now seen corresponding path program 23 times [2021-06-06 04:09:47,687 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:47,687 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271071417] [2021-06-06 04:09:47,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:48,366 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:48,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271071417] [2021-06-06 04:09:48,366 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271071417] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:48,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1448541874] [2021-06-06 04:09:48,366 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:48,422 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 04:09:48,422 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:48,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 63 conjunts are in the unsatisfiable core [2021-06-06 04:09:48,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:49,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,282 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:49,283 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,288 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:49,289 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,293 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:49,294 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,298 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,299 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:49,299 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,303 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,304 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,304 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:49,305 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,309 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:49,309 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,509 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 61 [2021-06-06 04:09:49,510 INFO L628 ElimStorePlain]: treesize reduction 384, result has 41.4 percent of original size [2021-06-06 04:09:49,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,513 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:49,514 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,518 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:09:49,519 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,522 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,522 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:09:49,523 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,660 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 54 [2021-06-06 04:09:49,660 INFO L628 ElimStorePlain]: treesize reduction 18, result has 92.3 percent of original size [2021-06-06 04:09:49,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,664 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,664 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:49,665 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:49,669 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:49,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:09:49,673 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:49,785 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-06-06 04:09:49,785 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.4 percent of original size [2021-06-06 04:09:49,789 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:09:49,789 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:757, output treesize:161 [2021-06-06 04:09:51,428 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:51,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1448541874] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:51,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:51,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 54 [2021-06-06 04:09:51,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086653461] [2021-06-06 04:09:51,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 04:09:51,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:51,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 04:09:51,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=2732, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 04:09:51,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:51,429 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:51,429 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 54 states have internal predecessors, (72), 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) [2021-06-06 04:09:51,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:51,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:52,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:09:52,407 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2002 [2021-06-06 04:09:52,407 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:09:52,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:09:52,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1799771327, now seen corresponding path program 24 times [2021-06-06 04:09:52,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:09:52,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096635643] [2021-06-06 04:09:52,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:09:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:09:52,894 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:52,894 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:09:52,894 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096635643] [2021-06-06 04:09:52,895 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096635643] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:52,895 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614445554] [2021-06-06 04:09:52,895 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 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:09:52,953 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 04:09:52,953 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:09:52,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 67 conjunts are in the unsatisfiable core [2021-06-06 04:09:52,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:09:53,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,397 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,398 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:53,398 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:53,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,402 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:53,402 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:53,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,405 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:09:53,406 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:53,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:09:53,410 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:53,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,412 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:09:53,413 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:53,416 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:09:53,416 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:09:53,417 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:53,478 INFO L628 ElimStorePlain]: treesize reduction 80, result has 52.7 percent of original size [2021-06-06 04:09:53,481 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:09:53,481 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:89 [2021-06-06 04:09:54,754 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_190, v_prenex_192, array_6, v_prenex_188], 1=[v_prenex_191, array_0, v_prenex_187, v_prenex_189]} [2021-06-06 04:09:54,760 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 23 treesize of output 17 [2021-06-06 04:09:54,761 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:54,766 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 22 treesize of output 16 [2021-06-06 04:09:54,766 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:54,771 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:54,772 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:54,777 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 30 treesize of output 22 [2021-06-06 04:09:54,778 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:54,782 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 23 treesize of output 17 [2021-06-06 04:09:54,783 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:54,788 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 29 treesize of output 21 [2021-06-06 04:09:54,789 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:54,962 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 64 [2021-06-06 04:09:54,962 INFO L628 ElimStorePlain]: treesize reduction 876, result has 14.7 percent of original size [2021-06-06 04:09:54,965 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:54,966 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:55,012 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:55,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:09:55,016 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:55,059 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:55,062 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 12 [2021-06-06 04:09:55,063 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:55,065 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:09:55,066 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:09:55,094 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:09:55,094 INFO L518 ElimStorePlain]: Eliminatee v_prenex_191 vanished before elimination [2021-06-06 04:09:55,094 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:09:55,094 INFO L518 ElimStorePlain]: Eliminatee v_prenex_187 vanished before elimination [2021-06-06 04:09:55,094 INFO L518 ElimStorePlain]: Eliminatee v_prenex_189 vanished before elimination [2021-06-06 04:09:55,096 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:09:55,096 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:1135, output treesize:59 [2021-06-06 04:09:55,222 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:09:55,222 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614445554] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:09:55,222 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:09:55,222 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32] total 54 [2021-06-06 04:09:55,222 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807327385] [2021-06-06 04:09:55,222 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 04:09:55,222 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:09:55,223 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 04:09:55,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=2714, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 04:09:55,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:55,223 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:09:55,223 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 1.3703703703703705) internal successors, (74), 54 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) [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:55,223 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:09:55,224 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:09:57,945 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 69 [2021-06-06 04:09:58,294 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 91 [2021-06-06 04:09:58,642 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 95 [2021-06-06 04:09:58,845 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 71 [2021-06-06 04:09:59,144 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-06 04:09:59,457 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-06 04:09:59,707 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:10:00,011 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-06 04:10:00,315 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-06 04:10:00,559 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:10:00,900 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 86 [2021-06-06 04:10:01,262 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:01,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:01,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:01,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 04:10:01,507 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2088,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:01,507 INFO L430 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:01,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:01,507 INFO L82 PathProgramCache]: Analyzing trace with hash -275178758, now seen corresponding path program 25 times [2021-06-06 04:10:01,507 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:01,507 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728686112] [2021-06-06 04:10:01,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:02,053 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:02,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728686112] [2021-06-06 04:10:02,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728686112] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:02,053 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [328347076] [2021-06-06 04:10:02,054 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 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:02,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 63 conjunts are in the unsatisfiable core [2021-06-06 04:10:02,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:02,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:02,597 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:02,599 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,600 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:02,600 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:02,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,603 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,603 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:02,604 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:02,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,607 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:02,608 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:02,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,610 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,611 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:10:02,611 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:02,614 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:02,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:02,614 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:02,668 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:10:02,670 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:10:02,670 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:10:03,602 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 9 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:03,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [328347076] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:03,603 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:03,603 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 53 [2021-06-06 04:10:03,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106426788] [2021-06-06 04:10:03,603 INFO L462 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-06-06 04:10:03,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:03,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-06-06 04:10:03,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=2601, Unknown=0, NotChecked=0, Total=2756 [2021-06-06 04:10:03,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:03,604 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:03,604 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.4339622641509433) internal successors, (76), 53 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:03,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 04:10:03,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:05,408 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2021-06-06 04:10:05,629 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 70 [2021-06-06 04:10:05,871 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 70 [2021-06-06 04:10:06,097 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 71 [2021-06-06 04:10:06,356 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 71 [2021-06-06 04:10:06,612 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 71 [2021-06-06 04:10:06,871 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 71 [2021-06-06 04:10:07,116 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 71 [2021-06-06 04:10:07,371 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 70 [2021-06-06 04:10:07,627 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 74 [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:08,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:08,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:08,836 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2146 [2021-06-06 04:10:08,836 INFO L430 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:08,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:08,836 INFO L82 PathProgramCache]: Analyzing trace with hash 408382666, now seen corresponding path program 26 times [2021-06-06 04:10:08,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:08,836 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595068136] [2021-06-06 04:10:08,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:08,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:09,573 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:09,573 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:09,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595068136] [2021-06-06 04:10:09,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595068136] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:09,573 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017423993] [2021-06-06 04:10:09,573 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 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:09,628 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:10:09,628 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:10:09,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 71 conjunts are in the unsatisfiable core [2021-06-06 04:10:09,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:11,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,184 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:11,185 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,191 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:11,192 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,197 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,197 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:11,198 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,203 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:11,204 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,210 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:10:11,210 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,215 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:11,216 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,557 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 83 [2021-06-06 04:10:11,558 INFO L628 ElimStorePlain]: treesize reduction 584, result has 42.7 percent of original size [2021-06-06 04:10:11,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,573 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,573 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:11,574 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,578 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,579 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:11,580 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,584 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:10:11,585 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,845 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 79 [2021-06-06 04:10:11,846 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.8 percent of original size [2021-06-06 04:10:11,862 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,863 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,863 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:11,864 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,867 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:11,868 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,871 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,872 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:11,872 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,981 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-06-06 04:10:11,981 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:11,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,985 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,985 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:11,986 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,990 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,990 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:10:11,991 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:11,994 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:11,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:11,995 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:12,099 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2021-06-06 04:10:12,100 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:12,107 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:10:12,107 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:301 [2021-06-06 04:10:12,354 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 94 [2021-06-06 04:10:14,439 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_211], 1=[array_0, v_prenex_210]} [2021-06-06 04:10:14,444 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:14,444 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,449 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 29 treesize of output 21 [2021-06-06 04:10:14,450 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,454 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 29 treesize of output 21 [2021-06-06 04:10:14,455 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,459 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:14,460 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,464 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 29 treesize of output 21 [2021-06-06 04:10:14,465 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,469 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 36 treesize of output 26 [2021-06-06 04:10:14,469 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,597 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 47 [2021-06-06 04:10:14,598 INFO L628 ElimStorePlain]: treesize reduction 342, result has 28.3 percent of original size [2021-06-06 04:10:14,600 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 15 treesize of output 11 [2021-06-06 04:10:14,601 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:14,642 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:14,642 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:10:14,642 INFO L518 ElimStorePlain]: Eliminatee v_prenex_210 vanished before elimination [2021-06-06 04:10:14,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:10:14,643 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:672, output treesize:105 [2021-06-06 04:10:14,844 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:14,844 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017423993] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:14,844 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:14,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 59 [2021-06-06 04:10:14,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204767011] [2021-06-06 04:10:14,845 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-06-06 04:10:14,845 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:14,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-06-06 04:10:14,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=3278, Unknown=0, NotChecked=0, Total=3422 [2021-06-06 04:10:14,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:14,846 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:14,846 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.305084745762712) internal successors, (77), 59 states have internal predecessors, (77), 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) [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:14,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:14,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:15,807 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 76 [2021-06-06 04:10:16,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:16,302 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2185,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:16,302 INFO L430 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:16,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:16,303 INFO L82 PathProgramCache]: Analyzing trace with hash 1354445661, now seen corresponding path program 27 times [2021-06-06 04:10:16,303 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:16,303 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130544399] [2021-06-06 04:10:16,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:16,862 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:16,863 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:16,863 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130544399] [2021-06-06 04:10:16,863 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130544399] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:16,863 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489664486] [2021-06-06 04:10:16,863 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 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:16,928 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 04:10:16,928 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:10:16,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 71 conjunts are in the unsatisfiable core [2021-06-06 04:10:16,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:17,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,444 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,445 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:17,445 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:17,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,448 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:17,449 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:17,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:17,452 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:17,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,455 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:17,456 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:17,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,459 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:17,460 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:17,462 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:17,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:10:17,463 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:17,526 INFO L628 ElimStorePlain]: treesize reduction 71, result has 57.5 percent of original size [2021-06-06 04:10:17,529 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:10:17,529 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:96 [2021-06-06 04:10:19,086 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_218, v_prenex_220, array_6, v_prenex_222], 1=[v_prenex_217, v_prenex_219, array_0, v_prenex_221]} [2021-06-06 04:10:19,091 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 23 treesize of output 17 [2021-06-06 04:10:19,092 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,097 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 23 treesize of output 17 [2021-06-06 04:10:19,098 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,103 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 22 treesize of output 16 [2021-06-06 04:10:19,104 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,109 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 29 treesize of output 21 [2021-06-06 04:10:19,110 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,115 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:19,115 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,120 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 30 treesize of output 22 [2021-06-06 04:10:19,121 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,284 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 64 [2021-06-06 04:10:19,284 INFO L628 ElimStorePlain]: treesize reduction 939, result has 12.0 percent of original size [2021-06-06 04:10:19,287 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 12 [2021-06-06 04:10:19,288 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,321 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:19,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:10:19,325 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,356 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:19,360 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 12 [2021-06-06 04:10:19,361 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:19,389 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:19,389 INFO L518 ElimStorePlain]: Eliminatee v_prenex_217 vanished before elimination [2021-06-06 04:10:19,389 INFO L518 ElimStorePlain]: Eliminatee v_prenex_219 vanished before elimination [2021-06-06 04:10:19,389 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:10:19,389 INFO L518 ElimStorePlain]: Eliminatee v_prenex_221 vanished before elimination [2021-06-06 04:10:19,391 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:10:19,391 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1177, output treesize:59 [2021-06-06 04:10:19,524 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:19,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489664486] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:19,525 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:19,525 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 59 [2021-06-06 04:10:19,525 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988265323] [2021-06-06 04:10:19,525 INFO L462 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-06-06 04:10:19,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:19,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-06-06 04:10:19,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=163, Invalid=3259, Unknown=0, NotChecked=0, Total=3422 [2021-06-06 04:10:19,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:19,526 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:19,526 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.3389830508474576) internal successors, (79), 59 states have internal predecessors, (79), 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) [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:19,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:19,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:22,908 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 71 [2021-06-06 04:10:23,225 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 82 [2021-06-06 04:10:23,497 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 84 [2021-06-06 04:10:23,744 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 78 [2021-06-06 04:10:24,008 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 74 [2021-06-06 04:10:24,303 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 74 [2021-06-06 04:10:24,609 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-06-06 04:10:24,927 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 79 [2021-06-06 04:10:25,230 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 74 [2021-06-06 04:10:25,535 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-06-06 04:10:25,810 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 76 [2021-06-06 04:10:26,159 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2021-06-06 04:10:26,556 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 87 [2021-06-06 04:10:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:26,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:10:26,800 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2346 [2021-06-06 04:10:26,800 INFO L430 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:26,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:26,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1195372516, now seen corresponding path program 28 times [2021-06-06 04:10:26,801 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:26,801 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1316190424] [2021-06-06 04:10:26,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:27,353 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:27,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:27,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1316190424] [2021-06-06 04:10:27,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1316190424] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:27,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [320489207] [2021-06-06 04:10:27,353 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:27,413 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:10:27,413 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:10:27,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 69 conjunts are in the unsatisfiable core [2021-06-06 04:10:27,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:27,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,953 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:27,953 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:27,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,956 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,956 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:27,957 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:27,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,960 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,960 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:10:27,961 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:27,963 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,964 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,964 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:27,965 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:27,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,967 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,968 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:27,968 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:27,970 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:27,971 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:27,971 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:28,025 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:10:28,027 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:10:28,027 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:10:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:29,031 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [320489207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:29,031 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:29,031 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 58 [2021-06-06 04:10:29,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429958650] [2021-06-06 04:10:29,032 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-06 04:10:29,032 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:29,032 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-06 04:10:29,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=3135, Unknown=0, NotChecked=0, Total=3306 [2021-06-06 04:10:29,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:29,032 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:29,033 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 1.396551724137931) internal successors, (81), 58 states have internal predecessors, (81), 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) [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:29,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:10:29,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:31,168 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-06-06 04:10:31,399 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 70 [2021-06-06 04:10:31,650 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-06-06 04:10:31,895 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:10:32,166 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:10:32,451 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 04:10:32,733 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:10:33,017 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:10:33,301 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 04:10:33,567 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-06-06 04:10:33,863 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:34,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:34,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:10:34,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:35,136 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2405 [2021-06-06 04:10:35,137 INFO L430 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:35,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:35,137 INFO L82 PathProgramCache]: Analyzing trace with hash -2052550670, now seen corresponding path program 29 times [2021-06-06 04:10:35,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:35,137 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602956918] [2021-06-06 04:10:35,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:36,167 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:36,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:36,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602956918] [2021-06-06 04:10:36,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602956918] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:36,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017795272] [2021-06-06 04:10:36,168 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:36,227 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 04:10:36,227 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:10:36,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-06 04:10:36,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:37,922 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,923 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,923 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:37,924 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:37,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,930 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,930 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:37,930 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:37,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,936 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,936 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:37,937 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:37,942 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:37,943 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:37,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:37,950 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:37,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:37,955 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:10:37,956 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,329 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-06 04:10:38,330 INFO L628 ElimStorePlain]: treesize reduction 559, result has 45.0 percent of original size [2021-06-06 04:10:38,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,334 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,335 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:38,335 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,339 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:38,341 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,345 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,345 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:10:38,346 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,629 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 81 [2021-06-06 04:10:38,630 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.8 percent of original size [2021-06-06 04:10:38,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,634 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:10:38,636 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,641 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,641 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:38,642 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,646 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:38,646 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,765 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2021-06-06 04:10:38,765 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:38,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,769 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:38,770 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,774 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:38,775 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,779 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:38,779 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:10:38,779 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:38,890 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 04:10:38,890 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:38,897 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:10:38,898 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:309 [2021-06-06 04:10:39,168 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 101 [2021-06-06 04:10:41,846 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_242, array_6, v_prenex_244, v_prenex_246], 1=[array_0, v_prenex_241, v_prenex_243, v_prenex_245]} [2021-06-06 04:10:41,852 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 15 treesize of output 11 [2021-06-06 04:10:41,853 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:41,859 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 29 treesize of output 21 [2021-06-06 04:10:41,859 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:41,864 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:41,865 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:41,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:41,871 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:41,876 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:41,876 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:41,881 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:10:41,882 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:42,099 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 77 [2021-06-06 04:10:42,100 INFO L628 ElimStorePlain]: treesize reduction 743, result has 21.9 percent of original size [2021-06-06 04:10:42,104 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-06 04:10:42,105 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:42,108 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:10:42,109 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:42,221 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-06-06 04:10:42,222 INFO L628 ElimStorePlain]: treesize reduction 24, result has 87.6 percent of original size [2021-06-06 04:10:42,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:10:42,226 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:42,280 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:42,283 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 12 [2021-06-06 04:10:42,284 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:42,334 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:42,334 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:10:42,334 INFO L518 ElimStorePlain]: Eliminatee v_prenex_241 vanished before elimination [2021-06-06 04:10:42,334 INFO L518 ElimStorePlain]: Eliminatee v_prenex_243 vanished before elimination [2021-06-06 04:10:42,334 INFO L518 ElimStorePlain]: Eliminatee v_prenex_245 vanished before elimination [2021-06-06 04:10:42,336 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:10:42,336 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:1173, output treesize:130 [2021-06-06 04:10:42,618 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:42,618 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017795272] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:42,618 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:42,618 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38] total 64 [2021-06-06 04:10:42,618 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878364043] [2021-06-06 04:10:42,619 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-06-06 04:10:42,619 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:42,619 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-06-06 04:10:42,620 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=3876, Unknown=0, NotChecked=0, Total=4032 [2021-06-06 04:10:42,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:42,620 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:42,620 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 1.28125) internal successors, (82), 64 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:42,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:42,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:43,382 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:43,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:43,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:10:43,966 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2440,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:43,966 INFO L430 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:43,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:43,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1465262977, now seen corresponding path program 30 times [2021-06-06 04:10:43,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:43,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1728809767] [2021-06-06 04:10:43,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:44,622 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:44,622 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:44,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1728809767] [2021-06-06 04:10:44,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1728809767] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:44,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [577363475] [2021-06-06 04:10:44,622 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 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:44,687 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-06-06 04:10:44,687 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:10:44,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 75 conjunts are in the unsatisfiable core [2021-06-06 04:10:44,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:45,313 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,314 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,314 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:45,315 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:45,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,317 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:45,318 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:45,320 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,321 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:45,322 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:45,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,325 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:45,325 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:45,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,328 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,329 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:10:45,329 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:45,331 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:45,332 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:45,332 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:45,374 INFO L628 ElimStorePlain]: treesize reduction 56, result has 52.1 percent of original size [2021-06-06 04:10:45,375 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2021-06-06 04:10:45,375 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:211, output treesize:53 [2021-06-06 04:10:46,586 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_249], 1=[array_0, v_prenex_248]} [2021-06-06 04:10:46,590 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 22 treesize of output 16 [2021-06-06 04:10:46,591 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,595 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 22 treesize of output 16 [2021-06-06 04:10:46,595 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,599 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 23 treesize of output 17 [2021-06-06 04:10:46,600 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,604 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 23 treesize of output 17 [2021-06-06 04:10:46,605 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,609 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 30 treesize of output 22 [2021-06-06 04:10:46,610 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,613 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 29 treesize of output 21 [2021-06-06 04:10:46,614 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,717 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 39 [2021-06-06 04:10:46,717 INFO L628 ElimStorePlain]: treesize reduction 319, result has 23.3 percent of original size [2021-06-06 04:10:46,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:10:46,720 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:46,751 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:10:46,752 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:10:46,752 INFO L518 ElimStorePlain]: Eliminatee v_prenex_248 vanished before elimination [2021-06-06 04:10:46,753 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 5 xjuncts. [2021-06-06 04:10:46,753 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:582, output treesize:66 [2021-06-06 04:10:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:46,893 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [577363475] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:46,894 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:46,894 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 38] total 64 [2021-06-06 04:10:46,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749915293] [2021-06-06 04:10:46,894 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-06-06 04:10:46,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:46,894 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-06-06 04:10:46,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=179, Invalid=3853, Unknown=0, NotChecked=0, Total=4032 [2021-06-06 04:10:46,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:46,895 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:46,895 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 1.3125) internal successors, (84), 64 states have internal predecessors, (84), 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) [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:46,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:10:46,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:51,293 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 61 [2021-06-06 04:10:53,265 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2021-06-06 04:10:53,462 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 57 [2021-06-06 04:10:53,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:53,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:10:53,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:10:53,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2694 [2021-06-06 04:10:53,678 INFO L430 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:10:53,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:10:53,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1587972922, now seen corresponding path program 31 times [2021-06-06 04:10:53,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:10:53,679 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788747936] [2021-06-06 04:10:53,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:10:53,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:54,332 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 11 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:54,332 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:10:54,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788747936] [2021-06-06 04:10:54,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788747936] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:54,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534779287] [2021-06-06 04:10:54,332 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 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:10:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:10:54,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 75 conjunts are in the unsatisfiable core [2021-06-06 04:10:54,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:10:54,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,000 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,000 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:55,001 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:55,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,004 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:10:55,004 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:55,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:10:55,008 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:55,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,011 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,011 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:55,012 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:55,014 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:10:55,016 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:55,018 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:10:55,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:10:55,019 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:10:55,072 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:10:55,075 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:10:55,075 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:10:56,219 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 11 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:10:56,219 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1534779287] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:10:56,219 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:10:56,219 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37] total 63 [2021-06-06 04:10:56,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205209668] [2021-06-06 04:10:56,219 INFO L462 AbstractCegarLoop]: Interpolant automaton has 63 states [2021-06-06 04:10:56,219 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:10:56,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2021-06-06 04:10:56,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=187, Invalid=3719, Unknown=0, NotChecked=0, Total=3906 [2021-06-06 04:10:56,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:56,220 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:10:56,220 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 63 states, 63 states have (on average 1.3650793650793651) internal successors, (86), 63 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:10:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:10:56,221 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:10:56,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:10:56,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:10:56,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:10:56,222 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:10:58,538 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-06-06 04:10:58,772 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 70 [2021-06-06 04:10:59,036 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-06-06 04:10:59,301 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:10:59,580 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:10:59,860 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:11:00,133 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-06-06 04:11:00,405 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:11:00,693 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:11:00,940 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-06-06 04:11:01,208 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 70 [2021-06-06 04:11:01,481 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:01,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:01,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:01,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:01,929 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2794 [2021-06-06 04:11:01,929 INFO L430 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:11:01,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:11:01,929 INFO L82 PathProgramCache]: Analyzing trace with hash -1104771638, now seen corresponding path program 32 times [2021-06-06 04:11:01,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:11:01,929 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108062439] [2021-06-06 04:11:01,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:11:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:02,983 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:11:02,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108062439] [2021-06-06 04:11:02,983 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108062439] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:02,983 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825283027] [2021-06-06 04:11:02,983 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 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:03,039 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:11:03,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:11:03,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 83 conjunts are in the unsatisfiable core [2021-06-06 04:11:03,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:11:04,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,836 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:04,837 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:04,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,842 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:04,843 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:04,847 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:04,849 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:04,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:04,855 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:04,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:11:04,861 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:04,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:04,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:11:04,867 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,220 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 87 [2021-06-06 04:11:05,221 INFO L628 ElimStorePlain]: treesize reduction 547, result has 46.2 percent of original size [2021-06-06 04:11:05,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,226 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:11:05,227 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,230 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:05,231 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,235 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:05,236 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,366 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-06-06 04:11:05,367 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:05,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,371 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,372 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:05,372 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,376 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,377 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,377 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:11:05,378 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,381 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,382 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:05,388 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,620 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 73 [2021-06-06 04:11:05,620 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.7 percent of original size [2021-06-06 04:11:05,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:05,626 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,630 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:05,631 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,635 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:05,635 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:11:05,635 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:05,753 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-06 04:11:05,754 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:05,761 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:11:05,761 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:315 [2021-06-06 04:11:06,038 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 95 [2021-06-06 04:11:08,757 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_269], 1=[array_0, v_prenex_268]} [2021-06-06 04:11:08,762 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 22 treesize of output 16 [2021-06-06 04:11:08,763 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:08,767 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 29 treesize of output 21 [2021-06-06 04:11:08,768 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:08,772 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:08,773 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:08,777 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:08,777 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:08,781 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:08,782 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:08,785 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:08,786 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:08,916 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 48 [2021-06-06 04:11:08,917 INFO L628 ElimStorePlain]: treesize reduction 319, result has 29.7 percent of original size [2021-06-06 04:11:08,920 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 15 treesize of output 11 [2021-06-06 04:11:08,920 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:09,011 INFO L628 ElimStorePlain]: treesize reduction 7, result has 94.5 percent of original size [2021-06-06 04:11:09,011 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:11:09,011 INFO L518 ElimStorePlain]: Eliminatee v_prenex_268 vanished before elimination [2021-06-06 04:11:09,013 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:11:09,013 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:659, output treesize:105 [2021-06-06 04:11:09,239 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:09,239 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825283027] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:09,239 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:11:09,239 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 69 [2021-06-06 04:11:09,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681025428] [2021-06-06 04:11:09,239 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-06-06 04:11:09,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:11:09,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-06-06 04:11:09,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=4523, Unknown=0, NotChecked=0, Total=4692 [2021-06-06 04:11:09,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:09,240 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:11:09,240 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 1.2608695652173914) internal successors, (87), 69 states have internal predecessors, (87), 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) [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:09,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:09,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:10,465 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 81 [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:10,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:10,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:11,159 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2825 [2021-06-06 04:11:11,159 INFO L430 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:11:11,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:11:11,159 INFO L82 PathProgramCache]: Analyzing trace with hash 1381093917, now seen corresponding path program 33 times [2021-06-06 04:11:11,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:11:11,159 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529575796] [2021-06-06 04:11:11,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:11:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:11,907 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:11,908 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:11:11,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529575796] [2021-06-06 04:11:11,908 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529575796] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:11,908 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294505430] [2021-06-06 04:11:11,908 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 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:11,978 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 04:11:11,978 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:11:11,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 83 conjunts are in the unsatisfiable core [2021-06-06 04:11:11,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:11:12,678 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:12,679 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:12,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,682 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:12,684 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:12,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,687 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:12,688 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:12,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,691 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:12,692 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:12,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:11:12,696 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:12,698 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:12,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:11:12,700 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:12,762 INFO L628 ElimStorePlain]: treesize reduction 80, result has 52.7 percent of original size [2021-06-06 04:11:12,764 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:11:12,764 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:89 [2021-06-06 04:11:14,559 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_274, v_prenex_276, array_6, v_prenex_278], 1=[array_0, v_prenex_273, v_prenex_275, v_prenex_277]} [2021-06-06 04:11:14,565 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 22 treesize of output 16 [2021-06-06 04:11:14,565 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,570 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 23 treesize of output 17 [2021-06-06 04:11:14,571 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,576 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 23 treesize of output 17 [2021-06-06 04:11:14,577 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,582 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 22 treesize of output 16 [2021-06-06 04:11:14,583 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,588 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 29 treesize of output 21 [2021-06-06 04:11:14,588 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,593 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 30 treesize of output 22 [2021-06-06 04:11:14,594 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,771 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 63 [2021-06-06 04:11:14,771 INFO L628 ElimStorePlain]: treesize reduction 881, result has 14.0 percent of original size [2021-06-06 04:11:14,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:11:14,775 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,820 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:14,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:11:14,823 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,866 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:14,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:11:14,870 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,872 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:14,872 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:14,901 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:14,901 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:11:14,901 INFO L518 ElimStorePlain]: Eliminatee v_prenex_273 vanished before elimination [2021-06-06 04:11:14,901 INFO L518 ElimStorePlain]: Eliminatee v_prenex_275 vanished before elimination [2021-06-06 04:11:14,901 INFO L518 ElimStorePlain]: Eliminatee v_prenex_277 vanished before elimination [2021-06-06 04:11:14,903 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:11:14,903 INFO L247 ElimStorePlain]: Needed 11 recursive calls to eliminate 12 variables, input treesize:1135, output treesize:59 [2021-06-06 04:11:15,053 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:15,053 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [294505430] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:15,053 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:11:15,053 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 69 [2021-06-06 04:11:15,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925927590] [2021-06-06 04:11:15,053 INFO L462 AbstractCegarLoop]: Interpolant automaton has 69 states [2021-06-06 04:11:15,053 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:11:15,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2021-06-06 04:11:15,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=4499, Unknown=0, NotChecked=0, Total=4692 [2021-06-06 04:11:15,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:15,054 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:11:15,054 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 69 states, 69 states have (on average 1.289855072463768) internal successors, (89), 69 states have internal predecessors, (89), 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) [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,054 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:15,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:15,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:15,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:20,009 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 66 [2021-06-06 04:11:20,361 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 76 [2021-06-06 04:11:20,664 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 78 [2021-06-06 04:11:20,925 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 71 [2021-06-06 04:11:21,237 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-06-06 04:11:21,590 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:11:21,944 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:11:22,276 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-06-06 04:11:22,633 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-06 04:11:22,988 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-06 04:11:23,288 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:11:23,649 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-06 04:11:23,985 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:11:24,386 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 83 [2021-06-06 04:11:24,754 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 83 [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:24,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:24,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:24,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:24,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:24,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 04:11:25,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2969 [2021-06-06 04:11:25,005 INFO L430 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:11:25,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:11:25,006 INFO L82 PathProgramCache]: Analyzing trace with hash -369276580, now seen corresponding path program 34 times [2021-06-06 04:11:25,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:11:25,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798644580] [2021-06-06 04:11:25,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:11:25,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:25,808 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:25,809 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:11:25,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798644580] [2021-06-06 04:11:25,809 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798644580] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:25,809 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1732192165] [2021-06-06 04:11:25,809 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 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:25,882 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:11:25,882 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:11:25,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 81 conjunts are in the unsatisfiable core [2021-06-06 04:11:25,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:11:26,604 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:26,606 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:26,608 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,609 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,609 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:26,610 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:26,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,613 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,613 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:26,614 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:26,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:11:26,617 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:26,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,620 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:11:26,621 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:26,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:26,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:26,624 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:26,680 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:11:26,683 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:11:26,683 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:11:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 12 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:28,094 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1732192165] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:28,094 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:11:28,094 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 40] total 68 [2021-06-06 04:11:28,094 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986083765] [2021-06-06 04:11:28,094 INFO L462 AbstractCegarLoop]: Interpolant automaton has 68 states [2021-06-06 04:11:28,095 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:11:28,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2021-06-06 04:11:28,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=203, Invalid=4353, Unknown=0, NotChecked=0, Total=4556 [2021-06-06 04:11:28,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:28,095 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:11:28,095 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 68 states, 68 states have (on average 1.338235294117647) internal successors, (91), 68 states have internal predecessors, (91), 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) [2021-06-06 04:11:28,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:28,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 04:11:28,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:31,587 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 85 [2021-06-06 04:11:31,837 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-06-06 04:11:32,087 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 04:11:32,371 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 04:11:32,658 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 04:11:32,949 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-06-06 04:11:33,243 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 04:11:33,532 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 04:11:33,781 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 86 [2021-06-06 04:11:34,063 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 86 [2021-06-06 04:11:34,345 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 85 [2021-06-06 04:11:34,626 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 86 [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:36,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:36,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:11:36,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:36,222 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3042 [2021-06-06 04:11:36,222 INFO L430 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:11:36,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:11:36,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1363925646, now seen corresponding path program 35 times [2021-06-06 04:11:36,222 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:11:36,222 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570932790] [2021-06-06 04:11:36,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:11:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:37,588 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:11:37,588 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570932790] [2021-06-06 04:11:37,588 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570932790] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:37,588 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001790873] [2021-06-06 04:11:37,588 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:37,658 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-06-06 04:11:37,658 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:11:37,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 87 conjunts are in the unsatisfiable core [2021-06-06 04:11:37,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:11:39,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,150 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,151 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:39,152 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,155 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,156 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,156 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:11:39,157 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,161 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:11:39,162 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,167 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:39,167 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,171 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:11:39,171 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,175 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:39,176 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,354 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-06-06 04:11:39,355 INFO L628 ElimStorePlain]: treesize reduction 335, result has 42.2 percent of original size [2021-06-06 04:11:39,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:11:39,360 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,364 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:39,364 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,367 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,367 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:11:39,368 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,487 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2021-06-06 04:11:39,488 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.5 percent of original size [2021-06-06 04:11:39,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:11:39,492 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,495 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:11:39,496 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,499 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:39,499 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:11:39,500 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:39,555 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:39,560 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:11:39,560 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:757, output treesize:153 [2021-06-06 04:11:42,154 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:42,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001790873] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:42,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:11:42,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 44] total 74 [2021-06-06 04:11:42,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420358118] [2021-06-06 04:11:42,154 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-06 04:11:42,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:11:42,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-06 04:11:42,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=182, Invalid=5220, Unknown=0, NotChecked=0, Total=5402 [2021-06-06 04:11:42,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:42,155 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:11:42,155 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 1.2432432432432432) internal successors, (92), 74 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:42,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:42,156 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:43,238 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 65 [2021-06-06 04:11:43,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:43,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:43,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:11:44,075 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3081,40 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:44,075 INFO L430 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:11:44,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:11:44,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1230705727, now seen corresponding path program 36 times [2021-06-06 04:11:44,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:11:44,076 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030253756] [2021-06-06 04:11:44,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:11:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:44,931 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:44,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:11:44,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030253756] [2021-06-06 04:11:44,932 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030253756] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:44,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2059676604] [2021-06-06 04:11:44,932 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 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:45,007 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-06 04:11:45,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:11:45,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 88 conjunts are in the unsatisfiable core [2021-06-06 04:11:45,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:11:45,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,795 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:11:45,796 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:45,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,798 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,799 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:11:45,799 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:45,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,802 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,802 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:45,803 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:45,805 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,806 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,806 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:45,807 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:45,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,810 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:11:45,810 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:45,813 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:11:45,813 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:11:45,813 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:45,867 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:11:45,870 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:11:45,870 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:11:47,858 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_296, v_prenex_298, array_6, v_prenex_300], 1=[array_0, v_prenex_295, v_prenex_297, v_prenex_299]} [2021-06-06 04:11:47,863 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 31 treesize of output 23 [2021-06-06 04:11:47,864 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:47,869 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 23 treesize of output 17 [2021-06-06 04:11:47,870 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:47,875 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 24 treesize of output 18 [2021-06-06 04:11:47,875 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:47,880 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 30 treesize of output 22 [2021-06-06 04:11:47,881 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:47,886 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 24 treesize of output 18 [2021-06-06 04:11:47,886 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:47,891 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 23 treesize of output 17 [2021-06-06 04:11:47,892 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:48,037 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 59 [2021-06-06 04:11:48,038 INFO L628 ElimStorePlain]: treesize reduction 788, result has 11.3 percent of original size [2021-06-06 04:11:48,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:11:48,041 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:48,068 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:48,071 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:11:48,071 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:48,097 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:48,099 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:11:48,100 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:11:48,124 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:11:48,124 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:11:48,124 INFO L518 ElimStorePlain]: Eliminatee v_prenex_295 vanished before elimination [2021-06-06 04:11:48,124 INFO L518 ElimStorePlain]: Eliminatee v_prenex_297 vanished before elimination [2021-06-06 04:11:48,124 INFO L518 ElimStorePlain]: Eliminatee v_prenex_299 vanished before elimination [2021-06-06 04:11:48,125 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:11:48,125 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1063, output treesize:47 [2021-06-06 04:11:48,267 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:48,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2059676604] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:48,268 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:11:48,268 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 44] total 74 [2021-06-06 04:11:48,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032053405] [2021-06-06 04:11:48,268 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-06 04:11:48,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:11:48,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-06 04:11:48,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=208, Invalid=5194, Unknown=0, NotChecked=0, Total=5402 [2021-06-06 04:11:48,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:48,269 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:11:48,269 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 1.2702702702702702) internal successors, (94), 74 states have internal predecessors, (94), 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) [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:48,269 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:11:48,270 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:11:53,753 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 86 [2021-06-06 04:11:54,016 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-06-06 04:11:54,241 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2021-06-06 04:11:54,526 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 80 [2021-06-06 04:11:54,884 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2021-06-06 04:11:55,203 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2021-06-06 04:11:55,561 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2021-06-06 04:11:55,882 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 83 [2021-06-06 04:11:56,192 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2021-06-06 04:11:56,475 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 83 [2021-06-06 04:11:56,788 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 71 [2021-06-06 04:11:57,201 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2021-06-06 04:11:57,511 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-06-06 04:11:57,853 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 82 [2021-06-06 04:11:58,227 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-06-06 04:11:58,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:11:58,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:11:58,482 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3180,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:58,483 INFO L430 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:11:58,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:11:58,483 INFO L82 PathProgramCache]: Analyzing trace with hash -736343174, now seen corresponding path program 37 times [2021-06-06 04:11:58,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:11:58,483 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066298134] [2021-06-06 04:11:58,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:11:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:59,319 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 13 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:11:59,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:11:59,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066298134] [2021-06-06 04:11:59,320 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066298134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:11:59,320 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2125613363] [2021-06-06 04:11:59,320 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 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:11:59,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:11:59,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 87 conjunts are in the unsatisfiable core [2021-06-06 04:11:59,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:12:00,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,269 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:00,270 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:00,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,273 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,273 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:00,274 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:00,276 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,277 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,277 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:12:00,278 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:00,280 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,281 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,281 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:00,281 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:00,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,284 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,284 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:12:00,285 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:00,287 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:00,287 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:00,288 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:00,342 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:12:00,345 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:12:00,345 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:12:01,879 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 13 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:01,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2125613363] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:01,879 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:12:01,879 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 73 [2021-06-06 04:12:01,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779468871] [2021-06-06 04:12:01,880 INFO L462 AbstractCegarLoop]: Interpolant automaton has 73 states [2021-06-06 04:12:01,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:12:01,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 73 interpolants. [2021-06-06 04:12:01,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=219, Invalid=5037, Unknown=0, NotChecked=0, Total=5256 [2021-06-06 04:12:01,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:01,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:12:01,880 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 73 states, 73 states have (on average 1.3150684931506849) internal successors, (96), 73 states have internal predecessors, (96), 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) [2021-06-06 04:12:01,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:01,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:12:01,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:05,115 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 68 [2021-06-06 04:12:05,354 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 70 [2021-06-06 04:12:05,625 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 70 [2021-06-06 04:12:05,903 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:06,207 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:06,500 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:06,799 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:07,094 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-06-06 04:12:07,400 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:07,679 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:07,978 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:08,277 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 71 [2021-06-06 04:12:08,577 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 70 [2021-06-06 04:12:08,893 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 74 [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:10,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:10,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:10,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3244,42 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:10,661 INFO L430 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:12:10,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:12:10,661 INFO L82 PathProgramCache]: Analyzing trace with hash 419167946, now seen corresponding path program 38 times [2021-06-06 04:12:10,661 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:12:10,661 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713932950] [2021-06-06 04:12:10,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:12:10,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:12:11,923 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:11,923 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:12:11,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713932950] [2021-06-06 04:12:11,923 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713932950] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:11,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030135913] [2021-06-06 04:12:11,923 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 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:11,986 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:12:11,986 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:12:11,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 96 conjunts are in the unsatisfiable core [2021-06-06 04:12:11,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:12:13,703 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,704 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:13,705 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,710 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:13,711 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:13,716 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,720 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,721 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,721 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:12:13,722 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,725 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:12:13,726 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,730 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,730 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:12:13,731 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,940 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2021-06-06 04:12:13,941 INFO L628 ElimStorePlain]: treesize reduction 339, result has 45.6 percent of original size [2021-06-06 04:12:13,945 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,946 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:12:13,946 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,950 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,950 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:13,951 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:13,954 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:13,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:13,955 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:14,042 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:14,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:14,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:14,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:14,047 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:14,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:14,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:14,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:12:14,051 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:14,054 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:14,054 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:14,055 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:14,212 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2021-06-06 04:12:14,213 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.5 percent of original size [2021-06-06 04:12:14,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:12:14,218 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:811, output treesize:200 [2021-06-06 04:12:17,453 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_313, v_prenex_315], 1=[array_0, v_prenex_312, v_prenex_314]} [2021-06-06 04:12:17,459 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 23 treesize of output 17 [2021-06-06 04:12:17,459 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,464 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 23 treesize of output 17 [2021-06-06 04:12:17,465 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,470 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 30 treesize of output 22 [2021-06-06 04:12:17,470 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,475 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 24 treesize of output 18 [2021-06-06 04:12:17,476 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,480 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 31 treesize of output 23 [2021-06-06 04:12:17,481 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,486 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 24 treesize of output 18 [2021-06-06 04:12:17,487 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,664 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 62 [2021-06-06 04:12:17,664 INFO L628 ElimStorePlain]: treesize reduction 726, result has 19.2 percent of original size [2021-06-06 04:12:17,668 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 15 treesize of output 11 [2021-06-06 04:12:17,668 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,720 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:17,722 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 12 [2021-06-06 04:12:17,723 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:17,771 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:17,771 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:12:17,771 INFO L518 ElimStorePlain]: Eliminatee v_prenex_312 vanished before elimination [2021-06-06 04:12:17,771 INFO L518 ElimStorePlain]: Eliminatee v_prenex_314 vanished before elimination [2021-06-06 04:12:17,773 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:12:17,773 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:1077, output treesize:125 [2021-06-06 04:12:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:18,080 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030135913] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:18,080 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:12:18,080 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47] total 79 [2021-06-06 04:12:18,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546150630] [2021-06-06 04:12:18,080 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-06 04:12:18,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:12:18,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-06 04:12:18,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=195, Invalid=5967, Unknown=0, NotChecked=0, Total=6162 [2021-06-06 04:12:18,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:18,081 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:12:18,081 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 79 states have internal predecessors, (97), 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) [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:18,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:18,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:18,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:18,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:18,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:19,132 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2021-06-06 04:12:19,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:19,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:19,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:20,119 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3288,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:20,120 INFO L430 AbstractCegarLoop]: === Iteration 49 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:12:20,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:12:20,120 INFO L82 PathProgramCache]: Analyzing trace with hash 555974877, now seen corresponding path program 39 times [2021-06-06 04:12:20,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:12:20,120 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263184548] [2021-06-06 04:12:20,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:12:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:12:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:21,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:12:21,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263184548] [2021-06-06 04:12:21,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263184548] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:21,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35782675] [2021-06-06 04:12:21,060 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 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:21,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2021-06-06 04:12:21,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:12:21,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 95 conjunts are in the unsatisfiable core [2021-06-06 04:12:21,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:12:22,026 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,027 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,027 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:22,028 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:22,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:22,032 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:22,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,035 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:22,035 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:22,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:12:22,039 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:22,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,042 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,042 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:22,043 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:22,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:22,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:12:22,046 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:22,111 INFO L628 ElimStorePlain]: treesize reduction 71, result has 57.5 percent of original size [2021-06-06 04:12:22,114 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:12:22,114 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:96 [2021-06-06 04:12:24,361 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_320, array_6, v_prenex_322, v_prenex_324], 1=[v_prenex_319, array_0, v_prenex_321, v_prenex_323]} [2021-06-06 04:12:24,367 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 22 treesize of output 16 [2021-06-06 04:12:24,367 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,373 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 29 treesize of output 21 [2021-06-06 04:12:24,373 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,378 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 30 treesize of output 22 [2021-06-06 04:12:24,379 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,384 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:12:24,385 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,390 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 23 treesize of output 17 [2021-06-06 04:12:24,391 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,396 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 23 treesize of output 17 [2021-06-06 04:12:24,396 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,564 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 65 [2021-06-06 04:12:24,565 INFO L628 ElimStorePlain]: treesize reduction 939, result has 12.0 percent of original size [2021-06-06 04:12:24,568 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:12:24,569 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,603 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:24,606 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 12 [2021-06-06 04:12:24,607 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,639 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:24,641 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 12 [2021-06-06 04:12:24,642 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:24,670 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:24,671 INFO L518 ElimStorePlain]: Eliminatee v_prenex_319 vanished before elimination [2021-06-06 04:12:24,671 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:12:24,671 INFO L518 ElimStorePlain]: Eliminatee v_prenex_321 vanished before elimination [2021-06-06 04:12:24,671 INFO L518 ElimStorePlain]: Eliminatee v_prenex_323 vanished before elimination [2021-06-06 04:12:24,672 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:12:24,672 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1177, output treesize:59 [2021-06-06 04:12:24,836 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:24,836 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [35782675] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:24,836 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:12:24,836 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47] total 79 [2021-06-06 04:12:24,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779261426] [2021-06-06 04:12:24,837 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-06 04:12:24,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:12:24,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-06 04:12:24,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=223, Invalid=5939, Unknown=0, NotChecked=0, Total=6162 [2021-06-06 04:12:24,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:24,837 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:12:24,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 1.2531645569620253) internal successors, (99), 79 states have internal predecessors, (99), 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) [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:24,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:24,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:29,572 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 62 [2021-06-06 04:12:30,118 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 66 [2021-06-06 04:12:30,517 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 79 [2021-06-06 04:12:30,893 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2021-06-06 04:12:31,198 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-06-06 04:12:31,537 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 73 [2021-06-06 04:12:31,908 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:12:32,282 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:12:32,685 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:12:33,073 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 73 [2021-06-06 04:12:33,445 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 73 [2021-06-06 04:12:33,790 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:12:34,186 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:12:34,577 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:12:34,958 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:12:35,340 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 73 [2021-06-06 04:12:35,776 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 84 [2021-06-06 04:12:36,173 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 82 [2021-06-06 04:12:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:36,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:36,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2021-06-06 04:12:36,427 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3439,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:36,427 INFO L430 AbstractCegarLoop]: === Iteration 50 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:12:36,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:12:36,428 INFO L82 PathProgramCache]: Analyzing trace with hash -178163044, now seen corresponding path program 40 times [2021-06-06 04:12:36,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:12:36,428 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141629789] [2021-06-06 04:12:36,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:12:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:12:37,372 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 14 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:37,373 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:12:37,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141629789] [2021-06-06 04:12:37,373 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141629789] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:37,373 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919188359] [2021-06-06 04:12:37,373 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 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:37,443 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:12:37,444 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:12:37,445 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 93 conjunts are in the unsatisfiable core [2021-06-06 04:12:37,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:12:38,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,340 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:38,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:38,343 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,344 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,344 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:38,345 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:38,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:38,348 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:38,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,351 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,351 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:38,352 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:38,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,355 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,355 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:12:38,356 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:38,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:38,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:12:38,359 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:38,412 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:12:38,414 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:12:38,414 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:12:40,072 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 14 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:40,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919188359] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:40,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:12:40,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 46] total 78 [2021-06-06 04:12:40,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858729021] [2021-06-06 04:12:40,073 INFO L462 AbstractCegarLoop]: Interpolant automaton has 78 states [2021-06-06 04:12:40,073 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:12:40,073 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2021-06-06 04:12:40,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=5771, Unknown=0, NotChecked=0, Total=6006 [2021-06-06 04:12:40,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:40,074 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:12:40,074 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 78 states, 78 states have (on average 1.294871794871795) internal successors, (101), 78 states have internal predecessors, (101), 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) [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:40,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2021-06-06 04:12:40,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:43,656 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 66 [2021-06-06 04:12:43,912 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 70 [2021-06-06 04:12:44,207 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2021-06-06 04:12:44,486 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:44,808 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:12:45,122 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:45,430 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:45,759 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 04:12:46,080 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:46,355 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:46,667 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:12:46,990 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:12:47,326 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 04:12:47,645 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 70 [2021-06-06 04:12:47,966 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 72 [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:49,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:12:49,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:12:49,888 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3496 [2021-06-06 04:12:49,889 INFO L430 AbstractCegarLoop]: === Iteration 51 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:12:49,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:12:49,889 INFO L82 PathProgramCache]: Analyzing trace with hash 547887858, now seen corresponding path program 41 times [2021-06-06 04:12:49,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:12:49,889 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690772079] [2021-06-06 04:12:49,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:12:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:12:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:51,306 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:12:51,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690772079] [2021-06-06 04:12:51,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690772079] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:51,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541873319] [2021-06-06 04:12:51,306 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:51,385 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 04:12:51,385 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:12:51,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 99 conjunts are in the unsatisfiable core [2021-06-06 04:12:51,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:12:53,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,138 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:53,139 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,143 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,143 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:53,144 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,148 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:12:53,148 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:12:53,153 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:53,159 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,162 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:12:53,163 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,344 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 60 [2021-06-06 04:12:53,344 INFO L628 ElimStorePlain]: treesize reduction 318, result has 45.0 percent of original size [2021-06-06 04:12:53,347 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,348 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:12:53,349 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,352 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:53,353 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,356 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,357 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:12:53,357 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,484 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 56 [2021-06-06 04:12:53,485 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.5 percent of original size [2021-06-06 04:12:53,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,489 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:12:53,489 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,492 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,493 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:12:53,493 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,496 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:12:53,496 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:12:53,497 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:12:53,556 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:12:53,561 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:12:53,561 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:757, output treesize:175 [2021-06-06 04:12:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:12:56,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541873319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:12:56,869 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:12:56,869 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 84 [2021-06-06 04:12:56,870 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118145034] [2021-06-06 04:12:56,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-06 04:12:56,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:12:56,870 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-06 04:12:56,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=6765, Unknown=0, NotChecked=0, Total=6972 [2021-06-06 04:12:56,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:56,871 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:12:56,871 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 1.2142857142857142) internal successors, (102), 84 states have internal predecessors, (102), 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) [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:56,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:12:56,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:59,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:12:59,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:12:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:12:59,485 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3541,46 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:12:59,485 INFO L430 AbstractCegarLoop]: === Iteration 52 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:12:59,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:12:59,486 INFO L82 PathProgramCache]: Analyzing trace with hash 239205375, now seen corresponding path program 42 times [2021-06-06 04:12:59,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:12:59,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690344404] [2021-06-06 04:12:59,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:12:59,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:13:00,570 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:00,570 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:13:00,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690344404] [2021-06-06 04:13:00,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690344404] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:00,570 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1662559886] [2021-06-06 04:13:00,570 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 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:13:00,655 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2021-06-06 04:13:00,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:13:00,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 99 conjunts are in the unsatisfiable core [2021-06-06 04:13:00,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:13:01,632 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,633 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,633 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:01,634 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:01,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,636 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,637 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:01,637 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:01,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,640 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,640 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:01,641 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:01,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,643 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,644 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:01,644 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:01,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,647 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,647 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:01,648 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:01,650 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:01,650 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:13:01,651 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:01,692 INFO L628 ElimStorePlain]: treesize reduction 58, result has 51.3 percent of original size [2021-06-06 04:13:01,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 3 xjuncts. [2021-06-06 04:13:01,694 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:211, output treesize:53 [2021-06-06 04:13:03,501 INFO L446 ElimStorePlain]: Different costs {0=[array_6, v_prenex_336], 1=[array_0, v_prenex_335]} [2021-06-06 04:13:03,512 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 23 treesize of output 17 [2021-06-06 04:13:03,513 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,516 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 29 treesize of output 21 [2021-06-06 04:13:03,517 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,521 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 23 treesize of output 17 [2021-06-06 04:13:03,522 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,525 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 30 treesize of output 22 [2021-06-06 04:13:03,526 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,529 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 22 treesize of output 16 [2021-06-06 04:13:03,530 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:03,534 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,617 INFO L628 ElimStorePlain]: treesize reduction 334, result has 20.3 percent of original size [2021-06-06 04:13:03,619 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 15 treesize of output 11 [2021-06-06 04:13:03,620 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:03,643 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:03,644 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:13:03,644 INFO L518 ElimStorePlain]: Eliminatee v_prenex_335 vanished before elimination [2021-06-06 04:13:03,645 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:13:03,645 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:583, output treesize:55 [2021-06-06 04:13:03,811 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:03,811 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1662559886] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:03,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:13:03,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 50] total 84 [2021-06-06 04:13:03,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574660342] [2021-06-06 04:13:03,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-06 04:13:03,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:13:03,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-06 04:13:03,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=239, Invalid=6733, Unknown=0, NotChecked=0, Total=6972 [2021-06-06 04:13:03,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:03,812 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:13:03,812 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 1.2380952380952381) internal successors, (104), 84 states have internal predecessors, (104), 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) [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:03,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:03,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:03,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:03,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:03,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:03,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:03,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:11,316 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 58 [2021-06-06 04:13:11,582 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 58 [2021-06-06 04:13:14,933 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 56 [2021-06-06 04:13:15,149 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 55 [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:15,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:15,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:15,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:13:15,369 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3627 [2021-06-06 04:13:15,369 INFO L430 AbstractCegarLoop]: === Iteration 53 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:13:15,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:13:15,370 INFO L82 PathProgramCache]: Analyzing trace with hash -1408083014, now seen corresponding path program 43 times [2021-06-06 04:13:15,370 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:13:15,370 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193810889] [2021-06-06 04:13:15,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:13:15,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:13:16,422 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 15 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:16,422 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:13:16,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193810889] [2021-06-06 04:13:16,422 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193810889] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:16,422 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224016350] [2021-06-06 04:13:16,422 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 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:13:16,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:13:16,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 99 conjunts are in the unsatisfiable core [2021-06-06 04:13:16,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:13:17,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,474 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,474 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:17,475 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:17,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,478 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:13:17,478 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:17,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,481 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:13:17,482 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:17,484 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,485 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,485 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:17,485 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:17,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,488 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,488 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:13:17,489 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:17,491 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:17,492 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:13:17,492 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:17,546 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:13:17,548 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:13:17,548 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:13:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 15 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:19,436 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224016350] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:19,436 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:13:19,436 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 83 [2021-06-06 04:13:19,436 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102370422] [2021-06-06 04:13:19,437 INFO L462 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-06-06 04:13:19,437 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:13:19,437 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-06-06 04:13:19,437 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=251, Invalid=6555, Unknown=0, NotChecked=0, Total=6806 [2021-06-06 04:13:19,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:19,437 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:13:19,437 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.2771084337349397) internal successors, (106), 83 states have internal predecessors, (106), 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) [2021-06-06 04:13:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:19,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:13:19,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:24,538 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 72 [2021-06-06 04:13:24,809 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 76 [2021-06-06 04:13:25,109 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2021-06-06 04:13:25,409 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:25,755 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:26,087 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:26,715 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:27,317 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:27,948 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:28,287 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:13:28,605 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 77 [2021-06-06 04:13:29,262 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78 [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:29,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:29,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:13:29,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:13:29,918 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 48 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3693 [2021-06-06 04:13:29,918 INFO L430 AbstractCegarLoop]: === Iteration 54 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:13:29,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:13:29,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1230231498, now seen corresponding path program 44 times [2021-06-06 04:13:29,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:13:29,918 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511341511] [2021-06-06 04:13:29,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:13:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:13:31,517 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:31,517 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:13:31,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511341511] [2021-06-06 04:13:31,517 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511341511] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:31,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1120152449] [2021-06-06 04:13:31,517 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 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:13:31,587 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:13:31,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:13:31,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 108 conjunts are in the unsatisfiable core [2021-06-06 04:13:31,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:13:34,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,497 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,497 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:13:34,498 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,503 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,504 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,504 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:13:34,505 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,511 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,511 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-06-06 04:13:34,512 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:13:34,520 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2021-06-06 04:13:34,526 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:13:34,537 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,908 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 82 [2021-06-06 04:13:34,909 INFO L628 ElimStorePlain]: treesize reduction 598, result has 40.6 percent of original size [2021-06-06 04:13:34,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,914 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,914 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:34,914 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,919 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,919 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:34,920 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:34,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:34,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:13:34,925 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,065 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2021-06-06 04:13:35,065 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:35,069 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,070 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,070 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:13:35,071 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,075 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,075 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:35,076 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,080 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:35,081 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,344 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2021-06-06 04:13:35,344 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.7 percent of original size [2021-06-06 04:13:35,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,349 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:35,350 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,354 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:13:35,355 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,359 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:35,359 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:13:35,360 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:35,485 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2021-06-06 04:13:35,485 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:35,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:13:35,493 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1201, output treesize:327 [2021-06-06 04:13:35,837 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 101 [2021-06-06 04:13:36,145 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 86 [2021-06-06 04:13:40,105 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_360, v_prenex_362, array_6, v_prenex_358], 1=[array_0, v_prenex_361, v_prenex_357, v_prenex_359]} [2021-06-06 04:13:40,112 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 23 treesize of output 17 [2021-06-06 04:13:40,112 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,118 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 23 treesize of output 17 [2021-06-06 04:13:40,119 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,125 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 12 [2021-06-06 04:13:40,126 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,132 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:13:40,132 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,138 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 30 treesize of output 22 [2021-06-06 04:13:40,139 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,144 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 23 treesize of output 17 [2021-06-06 04:13:40,145 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 2 xjuncts. [2021-06-06 04:13:40,369 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 70 [2021-06-06 04:13:40,370 INFO L628 ElimStorePlain]: treesize reduction 816, result has 17.1 percent of original size [2021-06-06 04:13:40,373 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:13:40,374 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,428 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:40,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:13:40,432 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,483 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:40,487 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:13:40,487 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:40,537 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:40,537 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:13:40,537 INFO L518 ElimStorePlain]: Eliminatee v_prenex_361 vanished before elimination [2021-06-06 04:13:40,537 INFO L518 ElimStorePlain]: Eliminatee v_prenex_357 vanished before elimination [2021-06-06 04:13:40,537 INFO L518 ElimStorePlain]: Eliminatee v_prenex_359 vanished before elimination [2021-06-06 04:13:40,539 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:13:40,539 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1125, output treesize:130 [2021-06-06 04:13:40,863 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:40,863 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1120152449] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:40,863 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:13:40,864 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53] total 89 [2021-06-06 04:13:40,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038008447] [2021-06-06 04:13:40,864 INFO L462 AbstractCegarLoop]: Interpolant automaton has 89 states [2021-06-06 04:13:40,864 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:13:40,864 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2021-06-06 04:13:40,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=7610, Unknown=0, NotChecked=0, Total=7832 [2021-06-06 04:13:40,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:40,864 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:13:40,865 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 89 states, 89 states have (on average 1.202247191011236) internal successors, (107), 89 states have internal predecessors, (107), 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) [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:40,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:13:40,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:42,345 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 93 [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:43,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:43,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:13:43,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:43,707 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3732,49 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:13:43,707 INFO L430 AbstractCegarLoop]: === Iteration 55 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:13:43,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:13:43,708 INFO L82 PathProgramCache]: Analyzing trace with hash 795361181, now seen corresponding path program 45 times [2021-06-06 04:13:43,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:13:43,708 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051341154] [2021-06-06 04:13:43,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:13:43,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:13:44,898 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:44,898 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:13:44,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051341154] [2021-06-06 04:13:44,899 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051341154] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:44,899 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851194321] [2021-06-06 04:13:44,899 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 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:13:44,996 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-06-06 04:13:44,996 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:13:44,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 107 conjunts are in the unsatisfiable core [2021-06-06 04:13:44,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:13:46,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,078 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:13:46,079 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:46,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,082 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:13:46,083 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:46,085 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,086 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:46,086 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:46,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,090 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,090 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:13:46,091 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:46,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,094 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:13:46,095 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:46,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:13:46,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:13:46,099 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:46,169 INFO L628 ElimStorePlain]: treesize reduction 71, result has 57.5 percent of original size [2021-06-06 04:13:46,171 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:13:46,171 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:96 [2021-06-06 04:13:49,150 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_371, v_prenex_373, array_6, v_prenex_369], 1=[array_0, v_prenex_370, v_prenex_372, v_prenex_368]} [2021-06-06 04:13:49,156 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 22 treesize of output 16 [2021-06-06 04:13:49,156 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,161 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:13:49,162 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,167 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 23 treesize of output 17 [2021-06-06 04:13:49,168 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,173 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 22 treesize of output 16 [2021-06-06 04:13:49,174 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,179 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 23 treesize of output 17 [2021-06-06 04:13:49,180 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,185 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 29 treesize of output 21 [2021-06-06 04:13:49,185 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,345 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 60 [2021-06-06 04:13:49,345 INFO L628 ElimStorePlain]: treesize reduction 957, result has 10.5 percent of original size [2021-06-06 04:13:49,348 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:13:49,349 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,382 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:49,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:13:49,385 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,416 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:49,418 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:13:49,419 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:13:49,448 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:13:49,448 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:13:49,448 INFO L518 ElimStorePlain]: Eliminatee v_prenex_370 vanished before elimination [2021-06-06 04:13:49,448 INFO L518 ElimStorePlain]: Eliminatee v_prenex_372 vanished before elimination [2021-06-06 04:13:49,448 INFO L518 ElimStorePlain]: Eliminatee v_prenex_368 vanished before elimination [2021-06-06 04:13:49,449 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:13:49,449 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1177, output treesize:59 [2021-06-06 04:13:49,628 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:13:49,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851194321] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:13:49,628 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:13:49,628 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 53] total 89 [2021-06-06 04:13:49,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211347576] [2021-06-06 04:13:49,629 INFO L462 AbstractCegarLoop]: Interpolant automaton has 89 states [2021-06-06 04:13:49,629 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:13:49,629 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2021-06-06 04:13:49,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=253, Invalid=7579, Unknown=0, NotChecked=0, Total=7832 [2021-06-06 04:13:49,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:49,629 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:13:49,629 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 89 states, 89 states have (on average 1.2247191011235956) internal successors, (109), 89 states have internal predecessors, (109), 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) [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:13:49,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:13:49,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:13:57,610 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 66 [2021-06-06 04:13:58,033 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 79 [2021-06-06 04:13:58,409 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 81 [2021-06-06 04:13:58,745 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-06-06 04:13:59,123 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 76 [2021-06-06 04:13:59,559 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:14:00,000 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:14:00,423 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:14:00,850 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:14:01,283 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:14:01,669 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 73 [2021-06-06 04:14:02,093 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:14:02,525 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:14:02,954 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-06-06 04:14:03,377 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:14:03,814 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:14:04,236 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 73 [2021-06-06 04:14:04,711 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 84 [2021-06-06 04:14:05,147 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 82 [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:05,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:05,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:05,413 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3897,50 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:14:05,413 INFO L430 AbstractCegarLoop]: === Iteration 56 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:14:05,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:14:05,413 INFO L82 PathProgramCache]: Analyzing trace with hash -1347122212, now seen corresponding path program 46 times [2021-06-06 04:14:05,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:14:05,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467110843] [2021-06-06 04:14:05,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:14:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:14:06,613 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 16 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:06,613 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:14:06,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467110843] [2021-06-06 04:14:06,613 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467110843] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:06,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [403559799] [2021-06-06 04:14:06,613 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 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:14:06,683 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:14:06,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:14:06,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 433 conjuncts, 105 conjunts are in the unsatisfiable core [2021-06-06 04:14:06,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:14:07,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,786 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,786 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:07,787 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:07,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:14:07,790 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:07,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,793 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,793 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:14:07,794 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:07,796 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,797 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:07,798 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:07,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,800 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:07,801 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:07,803 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:07,803 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:07,804 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:07,860 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:14:07,862 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:14:07,862 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:14:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 16 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:10,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [403559799] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:10,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:14:10,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 52] total 88 [2021-06-06 04:14:10,000 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557672601] [2021-06-06 04:14:10,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 88 states [2021-06-06 04:14:10,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:14:10,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 88 interpolants. [2021-06-06 04:14:10,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=267, Invalid=7389, Unknown=0, NotChecked=0, Total=7656 [2021-06-06 04:14:10,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:14:10,001 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:14:10,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 88 states, 88 states have (on average 1.2613636363636365) internal successors, (111), 88 states have internal predecessors, (111), 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) [2021-06-06 04:14:10,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:10,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:10,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:14:14,931 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 78 [2021-06-06 04:14:15,220 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78 [2021-06-06 04:14:15,516 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:14:15,853 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:14:16,187 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:14:16,527 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:14:16,878 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:14:17,211 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 79 [2021-06-06 04:14:17,512 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:14:17,853 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:14:18,189 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:14:18,532 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:14:18,893 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:14:19,234 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2021-06-06 04:14:19,590 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-06-06 04:14:19,930 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 79 [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:22,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:22,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:14:22,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:14:22,209 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3970,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:14:22,209 INFO L430 AbstractCegarLoop]: === Iteration 57 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:14:22,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:14:22,210 INFO L82 PathProgramCache]: Analyzing trace with hash -660049806, now seen corresponding path program 47 times [2021-06-06 04:14:22,210 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:14:22,210 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357092219] [2021-06-06 04:14:22,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:14:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:14:23,980 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:23,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:14:23,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357092219] [2021-06-06 04:14:23,980 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357092219] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:23,980 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [465196584] [2021-06-06 04:14:23,980 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:14:24,073 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2021-06-06 04:14:24,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:14:24,076 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 114 conjunts are in the unsatisfiable core [2021-06-06 04:14:24,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:14:26,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,854 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:26,855 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:26,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:26,861 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:26,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,867 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,867 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:26,868 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:26,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,873 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:26,874 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:26,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,880 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:14:26,880 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:26,885 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:26,885 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:14:26,886 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,244 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 86 [2021-06-06 04:14:27,244 INFO L628 ElimStorePlain]: treesize reduction 553, result has 45.6 percent of original size [2021-06-06 04:14:27,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,249 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,250 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:14:27,250 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:27,256 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,260 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:27,261 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,539 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2021-06-06 04:14:27,539 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.8 percent of original size [2021-06-06 04:14:27,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,544 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,544 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:14:27,545 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:27,550 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:14:27,555 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,690 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-06-06 04:14:27,690 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:14:27,694 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:27,696 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,700 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:14:27,701 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,705 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:27,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:27,706 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:27,927 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 68 [2021-06-06 04:14:27,928 INFO L628 ElimStorePlain]: treesize reduction 30, result has 91.5 percent of original size [2021-06-06 04:14:27,936 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:14:27,936 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:309 [2021-06-06 04:14:28,264 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-06-06 04:14:28,560 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 81 [2021-06-06 04:14:32,861 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_395, array_6], 1=[array_0, v_prenex_394]} [2021-06-06 04:14:32,866 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 29 treesize of output 21 [2021-06-06 04:14:32,866 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:32,870 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:14:32,870 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:32,874 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:14:32,874 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:32,878 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:14:32,878 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:32,882 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:14:32,882 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:32,885 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:14:32,886 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:33,000 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 46 [2021-06-06 04:14:33,001 INFO L628 ElimStorePlain]: treesize reduction 308, result has 29.4 percent of original size [2021-06-06 04:14:33,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:14:33,004 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:33,044 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:14:33,044 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:14:33,044 INFO L518 ElimStorePlain]: Eliminatee v_prenex_394 vanished before elimination [2021-06-06 04:14:33,046 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:14:33,046 INFO L247 ElimStorePlain]: Needed 8 recursive calls to eliminate 6 variables, input treesize:687, output treesize:105 [2021-06-06 04:14:33,317 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:33,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [465196584] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:33,318 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:14:33,318 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 56] total 94 [2021-06-06 04:14:33,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418572987] [2021-06-06 04:14:33,318 INFO L462 AbstractCegarLoop]: Interpolant automaton has 94 states [2021-06-06 04:14:33,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:14:33,318 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2021-06-06 04:14:33,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=235, Invalid=8507, Unknown=0, NotChecked=0, Total=8742 [2021-06-06 04:14:33,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:14:33,319 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:14:33,319 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 94 states, 94 states have (on average 1.1914893617021276) internal successors, (112), 94 states have internal predecessors, (112), 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) [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:33,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:33,320 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:33,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:14:33,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:14:33,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:14:34,640 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 91 [2021-06-06 04:14:36,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:36,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:14:36,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:14:36,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3999 [2021-06-06 04:14:36,252 INFO L430 AbstractCegarLoop]: === Iteration 58 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:14:36,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:14:36,252 INFO L82 PathProgramCache]: Analyzing trace with hash 2034668479, now seen corresponding path program 48 times [2021-06-06 04:14:36,252 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:14:36,252 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979954679] [2021-06-06 04:14:36,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:14:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:14:37,560 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:37,560 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:14:37,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979954679] [2021-06-06 04:14:37,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979954679] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:37,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556989935] [2021-06-06 04:14:37,560 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 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:14:37,693 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-06 04:14:37,693 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:14:37,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 112 conjunts are in the unsatisfiable core [2021-06-06 04:14:37,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:14:38,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,913 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,913 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:38,914 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:38,916 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,917 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:14:38,918 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:38,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,920 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,921 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:14:38,921 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:38,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,924 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,924 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:38,925 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:38,927 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,928 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,928 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:14:38,929 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:38,931 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:14:38,931 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:14:38,932 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:38,988 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:14:38,991 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:14:38,991 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:14:42,078 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_404, v_prenex_406, array_6, v_prenex_402], 1=[v_prenex_405, array_0, v_prenex_401, v_prenex_403]} [2021-06-06 04:14:42,084 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 31 treesize of output 23 [2021-06-06 04:14:42,085 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,091 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 31 treesize of output 23 [2021-06-06 04:14:42,092 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,098 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 30 treesize of output 22 [2021-06-06 04:14:42,099 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,105 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 37 treesize of output 27 [2021-06-06 04:14:42,106 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,112 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 30 treesize of output 22 [2021-06-06 04:14:42,113 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,118 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 38 treesize of output 28 [2021-06-06 04:14:42,119 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,265 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 60 [2021-06-06 04:14:42,266 INFO L628 ElimStorePlain]: treesize reduction 808, result has 11.7 percent of original size [2021-06-06 04:14:42,269 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 15 treesize of output 11 [2021-06-06 04:14:42,270 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,297 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:14:42,299 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:14:42,300 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,333 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:14:42,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:14:42,336 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:14:42,361 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:14:42,361 INFO L518 ElimStorePlain]: Eliminatee v_prenex_405 vanished before elimination [2021-06-06 04:14:42,361 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:14:42,361 INFO L518 ElimStorePlain]: Eliminatee v_prenex_401 vanished before elimination [2021-06-06 04:14:42,361 INFO L518 ElimStorePlain]: Eliminatee v_prenex_403 vanished before elimination [2021-06-06 04:14:42,362 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:14:42,362 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1105, output treesize:47 [2021-06-06 04:14:42,532 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:42,532 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556989935] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:42,533 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:14:42,533 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 56] total 94 [2021-06-06 04:14:42,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861990490] [2021-06-06 04:14:42,533 INFO L462 AbstractCegarLoop]: Interpolant automaton has 94 states [2021-06-06 04:14:42,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:14:42,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2021-06-06 04:14:42,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=8473, Unknown=0, NotChecked=0, Total=8742 [2021-06-06 04:14:42,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:14:42,538 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:14:42,538 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 94 states, 94 states have (on average 1.2127659574468086) internal successors, (114), 94 states have internal predecessors, (114), 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) [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:42,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:14:42,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:14:42,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:14:51,235 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-06-06 04:14:51,550 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 82 [2021-06-06 04:14:51,849 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 83 [2021-06-06 04:14:52,170 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 72 [2021-06-06 04:14:52,541 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:14:52,907 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:14:53,267 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:14:53,647 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:14:54,190 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:14:54,510 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:14:54,885 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-06 04:14:55,248 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 72 [2021-06-06 04:14:55,629 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:14:55,999 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 75 [2021-06-06 04:14:56,386 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-06 04:14:56,754 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 74 [2021-06-06 04:14:57,154 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:14:57,595 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 84 [2021-06-06 04:14:57,954 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:58,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:14:58,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:14:58,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 04:14:58,219 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4174 [2021-06-06 04:14:58,219 INFO L430 AbstractCegarLoop]: === Iteration 59 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:14:58,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:14:58,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1583301638, now seen corresponding path program 49 times [2021-06-06 04:14:58,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:14:58,220 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610349896] [2021-06-06 04:14:58,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:14:58,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:14:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 17 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:14:59,547 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:14:59,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610349896] [2021-06-06 04:14:59,547 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610349896] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:14:59,547 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313808201] [2021-06-06 04:14:59,547 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 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:14:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:14:59,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 111 conjunts are in the unsatisfiable core [2021-06-06 04:14:59,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:15:00,848 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,849 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,849 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:00,850 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:00,852 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,853 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,853 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:15:00,854 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:00,856 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,857 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,857 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:15:00,857 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:00,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,860 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,860 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:15:00,861 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:00,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,864 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,864 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:15:00,865 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:00,868 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:00,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:00,869 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:00,925 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:15:00,927 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:15:00,927 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:15:03,328 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 17 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:15:03,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313808201] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:15:03,328 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:15:03,328 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 55] total 93 [2021-06-06 04:15:03,328 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268535054] [2021-06-06 04:15:03,328 INFO L462 AbstractCegarLoop]: Interpolant automaton has 93 states [2021-06-06 04:15:03,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:15:03,329 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2021-06-06 04:15:03,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=8273, Unknown=0, NotChecked=0, Total=8556 [2021-06-06 04:15:03,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:15:03,329 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:15:03,329 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 93 states, 93 states have (on average 1.2473118279569892) internal successors, (116), 93 states have internal predecessors, (116), 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) [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:03,329 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:15:03,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 04:15:03,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:15:08,644 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 72 [2021-06-06 04:15:08,904 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2021-06-06 04:15:09,199 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 73 [2021-06-06 04:15:09,502 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 76 [2021-06-06 04:15:09,850 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:10,188 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:10,539 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:10,878 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:11,221 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 76 [2021-06-06 04:15:11,525 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 76 [2021-06-06 04:15:11,881 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 76 [2021-06-06 04:15:12,240 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 76 [2021-06-06 04:15:12,584 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:12,927 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:13,270 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 74 [2021-06-06 04:15:13,612 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 74 [2021-06-06 04:15:13,954 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 73 [2021-06-06 04:15:14,314 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 78 [2021-06-06 04:15:16,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:15:16,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:15:16,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:16,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4247 [2021-06-06 04:15:16,865 INFO L430 AbstractCegarLoop]: === Iteration 60 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:15:16,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:15:16,865 INFO L82 PathProgramCache]: Analyzing trace with hash -609611574, now seen corresponding path program 50 times [2021-06-06 04:15:16,865 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:15:16,865 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [475202343] [2021-06-06 04:15:16,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:15:16,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:15:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:15:18,785 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:15:18,785 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [475202343] [2021-06-06 04:15:18,786 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [475202343] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:15:18,786 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [71521603] [2021-06-06 04:15:18,786 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 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:15:18,869 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:15:18,869 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:15:18,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 120 conjunts are in the unsatisfiable core [2021-06-06 04:15:18,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:15:22,590 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,591 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:15:22,592 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:22,597 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,598 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,598 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:15:22,599 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:22,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,605 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,605 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:15:22,606 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:22,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2021-06-06 04:15:22,613 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:22,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,619 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,619 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:15:22,620 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:22,625 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:22,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-06-06 04:15:22,626 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,033 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 86 [2021-06-06 04:15:23,034 INFO L628 ElimStorePlain]: treesize reduction 545, result has 46.0 percent of original size [2021-06-06 04:15:23,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,038 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,039 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:23,040 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,044 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:15:23,044 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:15:23,049 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,193 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2021-06-06 04:15:23,194 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:23,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,198 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,199 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:23,199 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,203 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,204 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,204 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:15:23,205 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,209 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,209 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:15:23,210 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,348 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2021-06-06 04:15:23,348 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:23,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,353 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:15:23,354 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,358 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,358 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:15:23,359 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,363 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:23,363 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:23,364 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:23,497 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2021-06-06 04:15:23,498 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:23,505 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:15:23,505 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1201, output treesize:342 [2021-06-06 04:15:23,873 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 102 [2021-06-06 04:15:24,210 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2021-06-06 04:15:29,007 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_428, v_prenex_430, array_6, v_prenex_432], 1=[v_prenex_427, v_prenex_429, array_0, v_prenex_431]} [2021-06-06 04:15:29,014 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 22 treesize of output 16 [2021-06-06 04:15:29,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,020 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 22 treesize of output 16 [2021-06-06 04:15:29,021 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,026 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 22 treesize of output 16 [2021-06-06 04:15:29,027 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,033 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 15 treesize of output 11 [2021-06-06 04:15:29,034 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,049 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 29 treesize of output 21 [2021-06-06 04:15:29,050 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,055 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 15 treesize of output 11 [2021-06-06 04:15:29,056 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,278 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 73 [2021-06-06 04:15:29,278 INFO L628 ElimStorePlain]: treesize reduction 868, result has 17.4 percent of original size [2021-06-06 04:15:29,282 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:15:29,283 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:29,343 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 15 treesize of output 11 [2021-06-06 04:15:29,344 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,398 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:29,401 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 12 [2021-06-06 04:15:29,402 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:29,451 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:29,451 INFO L518 ElimStorePlain]: Eliminatee v_prenex_427 vanished before elimination [2021-06-06 04:15:29,451 INFO L518 ElimStorePlain]: Eliminatee v_prenex_429 vanished before elimination [2021-06-06 04:15:29,451 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:15:29,452 INFO L518 ElimStorePlain]: Eliminatee v_prenex_431 vanished before elimination [2021-06-06 04:15:29,453 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:15:29,453 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1167, output treesize:130 [2021-06-06 04:15:29,810 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:15:29,811 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [71521603] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:15:29,811 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:15:29,811 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59] total 99 [2021-06-06 04:15:29,811 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158911956] [2021-06-06 04:15:29,811 INFO L462 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-06-06 04:15:29,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:15:29,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-06-06 04:15:29,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=9455, Unknown=0, NotChecked=0, Total=9702 [2021-06-06 04:15:29,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:15:29,812 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:15:29,812 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 99 states, 99 states have (on average 1.1818181818181819) internal successors, (117), 99 states have internal predecessors, (117), 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) [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:15:29,812 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:15:29,813 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:15:31,588 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 86 [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:15:33,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:15:33,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:15:33,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:15:33,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:33,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:15:33,475 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4286 [2021-06-06 04:15:33,475 INFO L430 AbstractCegarLoop]: === Iteration 61 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:15:33,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:15:33,475 INFO L82 PathProgramCache]: Analyzing trace with hash 509087325, now seen corresponding path program 51 times [2021-06-06 04:15:33,475 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:15:33,476 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213428297] [2021-06-06 04:15:33,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:15:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:15:35,325 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:15:35,325 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:15:35,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213428297] [2021-06-06 04:15:35,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213428297] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:15:35,325 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1989536183] [2021-06-06 04:15:35,325 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 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:15:35,451 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-06 04:15:35,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:15:35,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 119 conjunts are in the unsatisfiable core [2021-06-06 04:15:35,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:15:36,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:36,766 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:36,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,769 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:15:36,770 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:36,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,773 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,773 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:15:36,774 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:36,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,777 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:15:36,778 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:36,780 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,781 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:15:36,781 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:36,784 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:15:36,784 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:15:36,785 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:36,849 INFO L628 ElimStorePlain]: treesize reduction 71, result has 57.5 percent of original size [2021-06-06 04:15:36,852 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:15:36,852 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:277, output treesize:96 [2021-06-06 04:15:40,242 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_439, v_prenex_441, array_6, v_prenex_443], 1=[v_prenex_438, array_0, v_prenex_440, v_prenex_442]} [2021-06-06 04:15:40,248 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 23 treesize of output 17 [2021-06-06 04:15:40,249 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,254 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:15:40,254 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,259 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 22 treesize of output 16 [2021-06-06 04:15:40,260 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,265 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 22 treesize of output 16 [2021-06-06 04:15:40,266 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,271 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 29 treesize of output 21 [2021-06-06 04:15:40,272 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,277 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 30 treesize of output 22 [2021-06-06 04:15:40,277 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,434 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 61 [2021-06-06 04:15:40,434 INFO L628 ElimStorePlain]: treesize reduction 859, result has 12.2 percent of original size [2021-06-06 04:15:40,437 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 15 treesize of output 11 [2021-06-06 04:15:40,438 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:40,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:15:40,474 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,504 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:40,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:15:40,507 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:15:40,538 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:15:40,538 INFO L518 ElimStorePlain]: Eliminatee v_prenex_438 vanished before elimination [2021-06-06 04:15:40,538 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:15:40,538 INFO L518 ElimStorePlain]: Eliminatee v_prenex_440 vanished before elimination [2021-06-06 04:15:40,538 INFO L518 ElimStorePlain]: Eliminatee v_prenex_442 vanished before elimination [2021-06-06 04:15:40,539 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 4 xjuncts. [2021-06-06 04:15:40,539 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1177, output treesize:59 [2021-06-06 04:15:40,730 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:15:40,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1989536183] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:15:40,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:15:40,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 59] total 99 [2021-06-06 04:15:40,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116956043] [2021-06-06 04:15:40,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 99 states [2021-06-06 04:15:40,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:15:40,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 99 interpolants. [2021-06-06 04:15:40,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=9420, Unknown=0, NotChecked=0, Total=9702 [2021-06-06 04:15:40,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:15:40,731 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:15:40,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 99 states, 99 states have (on average 1.202020202020202) internal successors, (119), 99 states have internal predecessors, (119), 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) [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:15:40,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:15:40,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:15:48,116 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 62 [2021-06-06 04:15:48,846 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 73 [2021-06-06 04:15:49,353 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2021-06-06 04:15:49,898 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-06-06 04:15:50,445 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:51,046 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:51,632 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 76 [2021-06-06 04:15:52,244 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:52,852 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 82 [2021-06-06 04:15:53,452 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:53,987 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 76 [2021-06-06 04:15:54,590 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:55,193 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:55,805 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:56,393 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 76 [2021-06-06 04:15:56,993 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-06-06 04:15:57,571 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 76 [2021-06-06 04:15:58,168 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 93 [2021-06-06 04:15:58,754 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 75 [2021-06-06 04:15:59,365 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-06-06 04:15:59,926 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 83 [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:00,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:00,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:00,207 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4519,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:00,216 INFO L430 AbstractCegarLoop]: === Iteration 62 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:16:00,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:16:00,216 INFO L82 PathProgramCache]: Analyzing trace with hash -1631677156, now seen corresponding path program 52 times [2021-06-06 04:16:00,216 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:16:00,216 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858279996] [2021-06-06 04:16:00,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:16:00,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:16:01,764 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 18 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:01,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:16:01,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858279996] [2021-06-06 04:16:01,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858279996] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:01,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2065920332] [2021-06-06 04:16:01,764 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 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:01,838 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:16:01,838 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:16:01,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 117 conjunts are in the unsatisfiable core [2021-06-06 04:16:01,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:16:03,210 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,211 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,211 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:03,211 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:03,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,214 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:03,215 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:03,217 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,218 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:16:03,219 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:03,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,221 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,222 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:03,222 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:03,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,225 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,225 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:03,226 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:03,228 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:03,228 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:16:03,229 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:03,286 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:16:03,289 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:16:03,289 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:16:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 18 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:05,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2065920332] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:05,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:16:05,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 58] total 98 [2021-06-06 04:16:05,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170348603] [2021-06-06 04:16:05,952 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-06 04:16:05,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:16:05,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-06 04:16:05,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=9207, Unknown=0, NotChecked=0, Total=9506 [2021-06-06 04:16:05,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:05,953 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:16:05,953 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 1.2346938775510203) internal successors, (121), 98 states have internal predecessors, (121), 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) [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:05,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:05,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:05,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:12,960 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 77 [2021-06-06 04:16:13,322 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 80 [2021-06-06 04:16:13,706 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2021-06-06 04:16:14,093 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:14,522 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:14,955 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:15,391 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:15,816 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:16,231 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:16:16,620 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2021-06-06 04:16:17,046 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:17,482 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:17,918 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:18,349 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 79 [2021-06-06 04:16:18,789 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:19,225 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-06 04:16:19,655 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 81 [2021-06-06 04:16:20,080 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 78 [2021-06-06 04:16:20,513 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 83 [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:21,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:21,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:21,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:21,431 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4597,57 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:21,431 INFO L430 AbstractCegarLoop]: === Iteration 63 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:16:21,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:16:21,431 INFO L82 PathProgramCache]: Analyzing trace with hash -170063161, now seen corresponding path program 53 times [2021-06-06 04:16:21,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:16:21,431 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943337791] [2021-06-06 04:16:21,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:16:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:16:22,872 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:22,872 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:16:22,872 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943337791] [2021-06-06 04:16:22,872 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943337791] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:22,872 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224828733] [2021-06-06 04:16:22,872 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 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:22,976 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-06-06 04:16:22,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:16:22,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 117 conjunts are in the unsatisfiable core [2021-06-06 04:16:22,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:16:24,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:16:24,322 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:24,324 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:24,324 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:16:24,325 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:24,338 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:16:24,339 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 2 xjuncts. [2021-06-06 04:16:24,339 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:53, output treesize:31 [2021-06-06 04:16:25,831 INFO L446 ElimStorePlain]: Different costs {0=[array_6], 1=[array_0]} [2021-06-06 04:16:25,834 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 30 treesize of output 22 [2021-06-06 04:16:25,835 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,837 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 22 treesize of output 16 [2021-06-06 04:16:25,838 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,840 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 22 treesize of output 16 [2021-06-06 04:16:25,841 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,844 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 23 treesize of output 17 [2021-06-06 04:16:25,844 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,846 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 29 treesize of output 21 [2021-06-06 04:16:25,847 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,849 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 23 treesize of output 17 [2021-06-06 04:16:25,850 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,874 INFO L628 ElimStorePlain]: treesize reduction 147, result has 12.0 percent of original size [2021-06-06 04:16:25,875 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:16:25,875 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 04:16:25,875 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 3 variables, input treesize:277, output treesize:12 [2021-06-06 04:16:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:25,945 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224828733] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:25,945 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:16:25,945 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 58] total 98 [2021-06-06 04:16:25,945 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262165443] [2021-06-06 04:16:25,946 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-06 04:16:25,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:16:25,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-06 04:16:25,946 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=317, Invalid=9189, Unknown=0, NotChecked=0, Total=9506 [2021-06-06 04:16:25,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:25,946 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:16:25,947 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 1.2346938775510203) internal successors, (121), 98 states have internal predecessors, (121), 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) [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:25,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:25,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:25,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:34,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:34,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:34,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:34,925 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4641,58 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:34,925 INFO L430 AbstractCegarLoop]: === Iteration 64 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:16:34,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:16:34,925 INFO L82 PathProgramCache]: Analyzing trace with hash -1210505742, now seen corresponding path program 54 times [2021-06-06 04:16:34,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:16:34,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12572967] [2021-06-06 04:16:34,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:16:34,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:16:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:37,062 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:16:37,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12572967] [2021-06-06 04:16:37,062 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12572967] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:37,062 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1912659021] [2021-06-06 04:16:37,062 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 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:37,201 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-06-06 04:16:37,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:16:37,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 123 conjunts are in the unsatisfiable core [2021-06-06 04:16:37,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:16:40,009 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:40,010 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,015 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,015 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:40,016 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,020 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,020 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:40,021 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,025 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,026 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:16:40,026 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,031 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,031 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:16:40,032 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,036 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,036 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:40,036 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,246 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 63 [2021-06-06 04:16:40,246 INFO L628 ElimStorePlain]: treesize reduction 377, result has 42.4 percent of original size [2021-06-06 04:16:40,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,251 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,251 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:16:40,252 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,255 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:40,256 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,259 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:40,260 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,397 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 56 [2021-06-06 04:16:40,397 INFO L628 ElimStorePlain]: treesize reduction 18, result has 92.0 percent of original size [2021-06-06 04:16:40,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,401 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,401 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:40,402 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,405 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,406 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:16:40,406 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,409 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:40,409 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:16:40,410 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:40,524 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2021-06-06 04:16:40,524 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.4 percent of original size [2021-06-06 04:16:40,529 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:16:40,529 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:757, output treesize:161 [2021-06-06 04:16:45,140 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:45,140 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1912659021] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:45,140 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:16:45,140 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 62] total 104 [2021-06-06 04:16:45,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976741410] [2021-06-06 04:16:45,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-06-06 04:16:45,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:16:45,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-06-06 04:16:45,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=10452, Unknown=0, NotChecked=0, Total=10712 [2021-06-06 04:16:45,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:45,142 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:16:45,142 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 1.1730769230769231) internal successors, (122), 104 states have internal predecessors, (122), 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) [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:45,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:45,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:45,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:46,359 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 62 [2021-06-06 04:16:48,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:48,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:48,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:48,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:16:48,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4663,59 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:48,577 INFO L430 AbstractCegarLoop]: === Iteration 65 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:16:48,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:16:48,577 INFO L82 PathProgramCache]: Analyzing trace with hash 1297144703, now seen corresponding path program 55 times [2021-06-06 04:16:48,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:16:48,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126109489] [2021-06-06 04:16:48,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:16:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:16:50,202 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:50,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:16:50,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126109489] [2021-06-06 04:16:50,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126109489] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:50,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [345390659] [2021-06-06 04:16:50,202 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 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:16:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:16:50,284 INFO L263 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 125 conjunts are in the unsatisfiable core [2021-06-06 04:16:50,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:16:51,875 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,876 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,876 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:51,876 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:51,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,879 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,879 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:16:51,880 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:51,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:51,884 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:51,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,887 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,887 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:16:51,887 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:51,890 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,891 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,891 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:16:51,892 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:51,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:16:51,894 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:16:51,895 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:51,963 INFO L628 ElimStorePlain]: treesize reduction 75, result has 57.6 percent of original size [2021-06-06 04:16:51,965 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:16:51,965 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:289, output treesize:102 [2021-06-06 04:16:55,051 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_460, v_prenex_462, array_6], 1=[v_prenex_459, array_0, v_prenex_461]} [2021-06-06 04:16:55,056 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 22 treesize of output 16 [2021-06-06 04:16:55,056 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,060 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 30 treesize of output 22 [2021-06-06 04:16:55,061 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,066 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 23 treesize of output 17 [2021-06-06 04:16:55,066 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,071 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 23 treesize of output 17 [2021-06-06 04:16:55,071 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,076 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 29 treesize of output 21 [2021-06-06 04:16:55,076 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,081 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:16:55,081 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,185 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 49 [2021-06-06 04:16:55,186 INFO L628 ElimStorePlain]: treesize reduction 619, result has 11.7 percent of original size [2021-06-06 04:16:55,188 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:16:55,189 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,211 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:16:55,213 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 12 [2021-06-06 04:16:55,214 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:16:55,233 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:16:55,233 INFO L518 ElimStorePlain]: Eliminatee v_prenex_459 vanished before elimination [2021-06-06 04:16:55,233 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:16:55,233 INFO L518 ElimStorePlain]: Eliminatee v_prenex_461 vanished before elimination [2021-06-06 04:16:55,234 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:16:55,235 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:835, output treesize:36 [2021-06-06 04:16:55,406 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:16:55,407 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [345390659] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:16:55,407 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:16:55,407 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 62] total 104 [2021-06-06 04:16:55,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810472697] [2021-06-06 04:16:55,407 INFO L462 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-06-06 04:16:55,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:16:55,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-06-06 04:16:55,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=10413, Unknown=0, NotChecked=0, Total=10712 [2021-06-06 04:16:55,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:16:55,408 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:16:55,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 1.1923076923076923) internal successors, (124), 104 states have internal predecessors, (124), 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) [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:16:55,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:16:55,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:16:55,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:17:05,792 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 96 [2021-06-06 04:17:06,159 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 98 [2021-06-06 04:17:06,490 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 85 [2021-06-06 04:17:06,866 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2021-06-06 04:17:07,301 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:17:07,738 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-06 04:17:08,171 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:17:08,613 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-06 04:17:09,044 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-06 04:17:09,430 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-06 04:17:09,859 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:17:10,302 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 91 [2021-06-06 04:17:10,740 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 88 [2021-06-06 04:17:11,172 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-06 04:17:11,606 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:17:12,042 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:17:12,488 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-06 04:17:12,926 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2021-06-06 04:17:13,359 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2021-06-06 04:17:13,820 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2021-06-06 04:17:14,179 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 98 [2021-06-06 04:17:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:14,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:14,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:17:14,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-06-06 04:17:14,457 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4769,60 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:17:14,457 INFO L430 AbstractCegarLoop]: === Iteration 66 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:17:14,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:17:14,457 INFO L82 PathProgramCache]: Analyzing trace with hash 1323265082, now seen corresponding path program 56 times [2021-06-06 04:17:14,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:17:14,458 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369898783] [2021-06-06 04:17:14,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:17:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:17:16,082 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 19 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:17:16,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:17:16,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369898783] [2021-06-06 04:17:16,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369898783] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:17:16,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1950902010] [2021-06-06 04:17:16,083 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 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:17:16,166 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:17:16,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:17:16,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 123 conjunts are in the unsatisfiable core [2021-06-06 04:17:16,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:17:17,667 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,668 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,668 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:17:17,669 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:17,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,672 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:17,672 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:17,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,675 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:17,676 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:17,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,679 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,679 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:17,680 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:17,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,683 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,683 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:17,684 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:17,686 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:17,686 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:17:17,687 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:17,741 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:17:17,743 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:17:17,743 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:17:20,487 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 19 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:17:20,487 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1950902010] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:17:20,487 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:17:20,487 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 61] total 103 [2021-06-06 04:17:20,487 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673886668] [2021-06-06 04:17:20,488 INFO L462 AbstractCegarLoop]: Interpolant automaton has 103 states [2021-06-06 04:17:20,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:17:20,488 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-06-06 04:17:20,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=315, Invalid=10191, Unknown=0, NotChecked=0, Total=10506 [2021-06-06 04:17:20,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:17:20,489 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:17:20,489 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 103 states, 103 states have (on average 1.2233009708737863) internal successors, (126), 103 states have internal predecessors, (126), 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) [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:17:20,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:20,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 100 states. [2021-06-06 04:17:20,491 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:17:27,425 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 69 [2021-06-06 04:17:27,759 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 71 [2021-06-06 04:17:28,131 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 71 [2021-06-06 04:17:28,491 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:28,917 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:17:29,330 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:29,761 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:17:30,180 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:30,602 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:30,961 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:31,386 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 04:17:31,808 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:17:32,237 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:17:32,655 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:33,089 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 71 [2021-06-06 04:17:33,517 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:17:33,944 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 72 [2021-06-06 04:17:34,373 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-06 04:17:34,805 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 71 [2021-06-06 04:17:35,242 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 75 [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:38,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:17:38,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:17:38,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:17:38,309 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable4816 [2021-06-06 04:17:38,310 INFO L430 AbstractCegarLoop]: === Iteration 67 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:17:38,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:17:38,310 INFO L82 PathProgramCache]: Analyzing trace with hash -2005227062, now seen corresponding path program 57 times [2021-06-06 04:17:38,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:17:38,310 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140673396] [2021-06-06 04:17:38,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:17:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:17:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:17:40,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:17:40,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140673396] [2021-06-06 04:17:40,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140673396] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:17:40,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1342160042] [2021-06-06 04:17:40,658 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 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:17:40,797 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-06 04:17:40,797 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:17:40,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 132 conjunts are in the unsatisfiable core [2021-06-06 04:17:40,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:17:44,695 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,696 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,696 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:17:44,697 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:44,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,702 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,703 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:44,703 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:44,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,709 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,709 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:17:44,710 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:44,715 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,716 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:44,717 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:44,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,722 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:44,723 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:44,728 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:44,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:44,729 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,116 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 90 [2021-06-06 04:17:45,116 INFO L628 ElimStorePlain]: treesize reduction 540, result has 46.9 percent of original size [2021-06-06 04:17:45,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,121 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,122 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:17:45,122 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,127 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,128 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:45,128 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,133 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:45,134 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,297 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2021-06-06 04:17:45,297 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:17:45,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,302 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,302 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:45,303 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,307 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,308 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,308 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:45,309 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,312 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:17:45,313 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,452 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-06-06 04:17:45,453 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:17:45,457 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,458 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:17:45,459 INFO L550 ElimStorePlain]: Start of recursive call 14: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,463 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,464 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:17:45,464 INFO L550 ElimStorePlain]: Start of recursive call 15: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,468 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:17:45,468 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:17:45,469 INFO L550 ElimStorePlain]: Start of recursive call 16: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:45,711 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 69 [2021-06-06 04:17:45,712 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.7 percent of original size [2021-06-06 04:17:45,720 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 4 dim-1 vars, End of recursive call: 9 dim-0 vars, and 11 xjuncts. [2021-06-06 04:17:45,720 INFO L247 ElimStorePlain]: Needed 16 recursive calls to eliminate 8 variables, input treesize:1129, output treesize:307 [2021-06-06 04:17:46,085 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 99 [2021-06-06 04:17:52,175 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_481, v_prenex_483, v_prenex_485, array_6], 1=[array_0, v_prenex_480, v_prenex_482, v_prenex_484]} [2021-06-06 04:17:52,181 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 15 treesize of output 11 [2021-06-06 04:17:52,182 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,188 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 22 treesize of output 16 [2021-06-06 04:17:52,188 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,194 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:17:52,195 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,201 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 22 treesize of output 16 [2021-06-06 04:17:52,202 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,207 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:17:52,208 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,214 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 29 treesize of output 21 [2021-06-06 04:17:52,214 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,449 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 75 [2021-06-06 04:17:52,449 INFO L628 ElimStorePlain]: treesize reduction 879, result has 17.2 percent of original size [2021-06-06 04:17:52,453 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 12 [2021-06-06 04:17:52,454 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,511 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:17:52,515 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 15 treesize of output 11 [2021-06-06 04:17:52,516 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,622 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2021-06-06 04:17:52,622 INFO L628 ElimStorePlain]: treesize reduction 7, result has 95.7 percent of original size [2021-06-06 04:17:52,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:17:52,626 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:17:52,677 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:17:52,677 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:17:52,677 INFO L518 ElimStorePlain]: Eliminatee v_prenex_480 vanished before elimination [2021-06-06 04:17:52,677 INFO L518 ElimStorePlain]: Eliminatee v_prenex_482 vanished before elimination [2021-06-06 04:17:52,677 INFO L518 ElimStorePlain]: Eliminatee v_prenex_484 vanished before elimination [2021-06-06 04:17:52,679 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 8 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:17:52,679 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 12 variables, input treesize:1209, output treesize:130 [2021-06-06 04:17:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:17:53,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1342160042] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:17:53,059 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:17:53,059 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65] total 109 [2021-06-06 04:17:53,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367687426] [2021-06-06 04:17:53,059 INFO L462 AbstractCegarLoop]: Interpolant automaton has 109 states [2021-06-06 04:17:53,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:17:53,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2021-06-06 04:17:53,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=11498, Unknown=0, NotChecked=0, Total=11772 [2021-06-06 04:17:53,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:17:53,060 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:17:53,060 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 109 states, 109 states have (on average 1.165137614678899) internal successors, (127), 109 states have internal predecessors, (127), 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) [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:53,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:53,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:17:53,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:17:55,301 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 84 [2021-06-06 04:17:57,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:17:57,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:17:57,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:17:57,874 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4856,62 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:17:57,875 INFO L430 AbstractCegarLoop]: === Iteration 68 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:17:57,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:17:57,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1043000605, now seen corresponding path program 58 times [2021-06-06 04:17:57,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:17:57,875 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135220525] [2021-06-06 04:17:57,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:17:57,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:17:59,603 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:17:59,604 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:17:59,604 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135220525] [2021-06-06 04:17:59,604 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135220525] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:17:59,604 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [628862764] [2021-06-06 04:17:59,604 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 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:17:59,684 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:17:59,684 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:17:59,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 131 conjunts are in the unsatisfiable core [2021-06-06 04:17:59,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:18:01,427 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,428 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,428 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:01,429 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:01,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,432 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,432 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:18:01,433 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:01,435 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:01,436 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:01,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,439 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,440 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:01,440 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:01,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,443 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,443 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:18:01,444 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:01,447 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:01,447 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:01,448 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:01,515 INFO L628 ElimStorePlain]: treesize reduction 75, result has 57.6 percent of original size [2021-06-06 04:18:01,517 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:18:01,517 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:289, output treesize:102 [2021-06-06 04:18:04,902 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_491, v_prenex_493, array_6], 1=[array_0, v_prenex_490, v_prenex_492]} [2021-06-06 04:18:04,908 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 29 treesize of output 21 [2021-06-06 04:18:04,909 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:04,914 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 23 treesize of output 17 [2021-06-06 04:18:04,915 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:04,919 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 23 treesize of output 17 [2021-06-06 04:18:04,920 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:04,924 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 30 treesize of output 22 [2021-06-06 04:18:04,925 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:04,930 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 22 treesize of output 16 [2021-06-06 04:18:04,930 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:04,934 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 22 treesize of output 16 [2021-06-06 04:18:04,935 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:05,037 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 49 [2021-06-06 04:18:05,037 INFO L628 ElimStorePlain]: treesize reduction 593, result has 12.1 percent of original size [2021-06-06 04:18:05,040 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:18:05,041 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:05,063 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:18:05,065 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 12 [2021-06-06 04:18:05,066 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:05,084 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:18:05,085 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:18:05,085 INFO L518 ElimStorePlain]: Eliminatee v_prenex_490 vanished before elimination [2021-06-06 04:18:05,085 INFO L518 ElimStorePlain]: Eliminatee v_prenex_492 vanished before elimination [2021-06-06 04:18:05,086 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:18:05,086 INFO L247 ElimStorePlain]: Needed 9 recursive calls to eliminate 9 variables, input treesize:835, output treesize:36 [2021-06-06 04:18:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:18:05,265 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [628862764] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:18:05,265 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:18:05,265 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65] total 109 [2021-06-06 04:18:05,265 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616430886] [2021-06-06 04:18:05,265 INFO L462 AbstractCegarLoop]: Interpolant automaton has 109 states [2021-06-06 04:18:05,265 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:18:05,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2021-06-06 04:18:05,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=313, Invalid=11459, Unknown=0, NotChecked=0, Total=11772 [2021-06-06 04:18:05,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:18:05,266 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:18:05,266 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 109 states, 109 states have (on average 1.18348623853211) internal successors, (129), 109 states have internal predecessors, (129), 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) [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:05,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:05,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:05,268 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:18:16,248 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2021-06-06 04:18:16,684 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 94 [2021-06-06 04:18:17,071 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2021-06-06 04:18:17,425 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2021-06-06 04:18:17,830 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 87 [2021-06-06 04:18:18,295 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 87 [2021-06-06 04:18:18,791 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 87 [2021-06-06 04:18:19,256 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 87 [2021-06-06 04:18:19,732 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-06 04:18:20,212 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:18:20,610 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 87 [2021-06-06 04:18:21,064 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 87 [2021-06-06 04:18:21,544 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-06-06 04:18:22,020 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 94 [2021-06-06 04:18:22,490 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:18:22,960 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:18:23,435 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-06 04:18:23,918 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-06 04:18:24,396 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-06 04:18:24,871 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 91 [2021-06-06 04:18:25,344 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 91 [2021-06-06 04:18:25,784 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2021-06-06 04:18:26,248 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 106 [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:26,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:18:26,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:26,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2021-06-06 04:18:26,537 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5020 [2021-06-06 04:18:26,537 INFO L430 AbstractCegarLoop]: === Iteration 69 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:18:26,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:18:26,537 INFO L82 PathProgramCache]: Analyzing trace with hash 2034732636, now seen corresponding path program 59 times [2021-06-06 04:18:26,537 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:18:26,537 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359056403] [2021-06-06 04:18:26,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:18:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:18:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 20 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:18:28,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:18:28,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359056403] [2021-06-06 04:18:28,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359056403] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:18:28,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1677049928] [2021-06-06 04:18:28,272 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 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:18:28,386 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-06 04:18:28,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:18:28,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 129 conjunts are in the unsatisfiable core [2021-06-06 04:18:28,391 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:18:30,029 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,030 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,030 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:30,031 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:30,033 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,034 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,034 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:30,034 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:30,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,037 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,037 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:18:30,038 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:30,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:30,042 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:30,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,044 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,045 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:30,045 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:30,048 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:30,048 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:18:30,048 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:30,104 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:18:30,106 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:18:30,106 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:18:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 20 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:18:33,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1677049928] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:18:33,131 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:18:33,131 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 64] total 108 [2021-06-06 04:18:33,131 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51386165] [2021-06-06 04:18:33,131 INFO L462 AbstractCegarLoop]: Interpolant automaton has 108 states [2021-06-06 04:18:33,131 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:18:33,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2021-06-06 04:18:33,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=331, Invalid=11225, Unknown=0, NotChecked=0, Total=11556 [2021-06-06 04:18:33,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:18:33,132 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:18:33,132 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 108 states, 108 states have (on average 1.212962962962963) internal successors, (131), 108 states have internal predecessors, (131), 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) [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:33,132 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:18:33,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2021-06-06 04:18:33,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:18:41,307 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 72 [2021-06-06 04:18:41,942 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2021-06-06 04:18:42,303 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:42,699 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:43,097 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:43,466 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:43,869 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:44,264 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:44,620 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:45,016 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 77 [2021-06-06 04:18:45,767 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:46,541 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:46,945 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:47,350 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:47,757 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:18:48,531 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 76 [2021-06-06 04:18:48,894 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78 [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:51,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:18:51,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:18:51,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:18:52,148 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5086,64 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:18:52,148 INFO L430 AbstractCegarLoop]: === Iteration 70 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:18:52,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:18:52,148 INFO L82 PathProgramCache]: Analyzing trace with hash -1017234574, now seen corresponding path program 60 times [2021-06-06 04:18:52,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:18:52,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765185155] [2021-06-06 04:18:52,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:18:52,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:18:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:18:54,699 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:18:54,699 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765185155] [2021-06-06 04:18:54,699 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765185155] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:18:54,699 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536021540] [2021-06-06 04:18:54,699 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 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:18:54,844 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-06 04:18:54,844 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:18:54,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 170 conjunts are in the unsatisfiable core [2021-06-06 04:18:54,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:18:58,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,134 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:58,135 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,140 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,140 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:58,141 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,146 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,147 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,147 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:58,148 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,152 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,153 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:18:58,153 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,158 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:18:58,159 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,164 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:58,164 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,426 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 66 [2021-06-06 04:18:58,427 INFO L628 ElimStorePlain]: treesize reduction 401, result has 43.2 percent of original size [2021-06-06 04:18:58,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,431 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 18 [2021-06-06 04:18:58,432 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:58,437 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:18:58,441 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,608 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 59 [2021-06-06 04:18:58,608 INFO L628 ElimStorePlain]: treesize reduction 21, result has 91.7 percent of original size [2021-06-06 04:18:58,611 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:18:58,613 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,616 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,617 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:18:58,617 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,620 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:18:58,621 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:18:58,621 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:18:58,767 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2021-06-06 04:18:58,767 INFO L628 ElimStorePlain]: treesize reduction 1, result has 99.5 percent of original size [2021-06-06 04:18:58,772 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:18:58,772 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:811, output treesize:185 [2021-06-06 04:19:02,973 WARN L205 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 99 [2021-06-06 04:19:04,039 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 105 [2021-06-06 04:19:05,256 WARN L205 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 110 [2021-06-06 04:19:06,606 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 115 [2021-06-06 04:19:08,200 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 130 DAG size of output: 120 [2021-06-06 04:19:09,961 WARN L205 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 135 DAG size of output: 125 [2021-06-06 04:19:11,918 WARN L205 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 140 DAG size of output: 130 [2021-06-06 04:19:14,652 WARN L205 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 144 DAG size of output: 134 [2021-06-06 04:19:15,425 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_506, v_prenex_508, array_6], 9=[v_prenex_505, array_0, v_prenex_507]} [2021-06-06 04:19:15,456 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-06-06 04:19:15,459 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:15,493 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 62 [2021-06-06 04:19:15,496 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:15,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 61 [2021-06-06 04:19:15,530 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:15,561 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 79 treesize of output 57 [2021-06-06 04:19:15,564 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:15,571 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:19:15,572 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:15,578 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:19:15,578 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:15,938 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 119 [2021-06-06 04:19:15,939 INFO L628 ElimStorePlain]: treesize reduction 1201, result has 24.2 percent of original size [2021-06-06 04:19:15,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 46 [2021-06-06 04:19:15,946 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:16,055 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2021-06-06 04:19:16,056 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:19:16,078 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 36 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 46 [2021-06-06 04:19:16,081 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:16,084 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:19:16,084 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:16,141 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:19:16,141 INFO L518 ElimStorePlain]: Eliminatee v_prenex_505 vanished before elimination [2021-06-06 04:19:16,142 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:19:16,142 INFO L518 ElimStorePlain]: Eliminatee v_prenex_507 vanished before elimination [2021-06-06 04:19:16,143 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 8 xjuncts. [2021-06-06 04:19:16,144 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:2073, output treesize:149 [2021-06-06 04:19:16,570 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:19:16,570 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536021540] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:19:16,571 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:19:16,571 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 68] total 114 [2021-06-06 04:19:16,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365008494] [2021-06-06 04:19:16,571 INFO L462 AbstractCegarLoop]: Interpolant automaton has 114 states [2021-06-06 04:19:16,571 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:19:16,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-06-06 04:19:16,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=12596, Unknown=0, NotChecked=0, Total=12882 [2021-06-06 04:19:16,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:19:16,572 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:19:16,572 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 114 states, 114 states have (on average 1.1578947368421053) internal successors, (132), 114 states have internal predecessors, (132), 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) [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:16,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:19:16,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:16,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:19:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:19:21,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:19:21,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:21,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:19:21,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:21,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:19:21,688 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5130 [2021-06-06 04:19:21,688 INFO L430 AbstractCegarLoop]: === Iteration 71 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:19:21,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:19:21,689 INFO L82 PathProgramCache]: Analyzing trace with hash 239653695, now seen corresponding path program 61 times [2021-06-06 04:19:21,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:19:21,689 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [555422221] [2021-06-06 04:19:21,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:19:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:19:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:19:23,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:19:23,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [555422221] [2021-06-06 04:19:23,592 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [555422221] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:19:23,592 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [60394769] [2021-06-06 04:19:23,592 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 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:19:23,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:19:23,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 545 conjuncts, 137 conjunts are in the unsatisfiable core [2021-06-06 04:19:23,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:19:25,576 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:19:25,578 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:25,580 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,581 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:19:25,582 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:25,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,585 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,585 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:19:25,586 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:25,588 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,589 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,589 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:19:25,589 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:25,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,593 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,593 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:19:25,593 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:25,596 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:25,596 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:19:25,597 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:25,665 INFO L628 ElimStorePlain]: treesize reduction 84, result has 53.1 percent of original size [2021-06-06 04:19:25,667 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:19:25,667 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:289, output treesize:95 [2021-06-06 04:19:29,267 INFO L446 ElimStorePlain]: Different costs {0=[v_prenex_514, v_prenex_516, array_6], 1=[v_prenex_515, array_0, v_prenex_513]} [2021-06-06 04:19:29,272 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 23 treesize of output 17 [2021-06-06 04:19:29,273 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,277 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 30 treesize of output 22 [2021-06-06 04:19:29,278 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,282 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 29 treesize of output 21 [2021-06-06 04:19:29,283 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,287 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:19:29,288 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,292 WARN L234 Elim1Store]: Array PQE input equivalent to false [2021-06-06 04:19:29,292 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,296 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 23 treesize of output 17 [2021-06-06 04:19:29,297 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,417 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 49 [2021-06-06 04:19:29,417 INFO L628 ElimStorePlain]: treesize reduction 548, result has 16.8 percent of original size [2021-06-06 04:19:29,420 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2021-06-06 04:19:29,421 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,424 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 12 [2021-06-06 04:19:29,424 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,470 INFO L628 ElimStorePlain]: treesize reduction 21, result has 76.1 percent of original size [2021-06-06 04:19:29,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2021-06-06 04:19:29,473 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:29,492 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:19:29,492 INFO L518 ElimStorePlain]: Eliminatee v_prenex_515 vanished before elimination [2021-06-06 04:19:29,492 INFO L518 ElimStorePlain]: Eliminatee array_0 vanished before elimination [2021-06-06 04:19:29,492 INFO L518 ElimStorePlain]: Eliminatee v_prenex_513 vanished before elimination [2021-06-06 04:19:29,493 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 6 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:19:29,493 INFO L247 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:793, output treesize:36 [2021-06-06 04:19:29,681 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:19:29,681 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [60394769] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:19:29,681 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:19:29,681 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 68] total 114 [2021-06-06 04:19:29,681 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940453824] [2021-06-06 04:19:29,681 INFO L462 AbstractCegarLoop]: Interpolant automaton has 114 states [2021-06-06 04:19:29,681 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:19:29,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2021-06-06 04:19:29,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=328, Invalid=12554, Unknown=0, NotChecked=0, Total=12882 [2021-06-06 04:19:29,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:19:29,682 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:19:29,682 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 114 states, 114 states have (on average 1.1754385964912282) internal successors, (134), 114 states have internal predecessors, (134), 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) [2021-06-06 04:19:29,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:19:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:19:29,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:19:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:19:29,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:19:41,898 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 69 [2021-06-06 04:19:42,368 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 81 [2021-06-06 04:19:42,783 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 83 [2021-06-06 04:19:43,161 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 77 [2021-06-06 04:19:43,595 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 77 [2021-06-06 04:19:44,088 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:44,588 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:45,092 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 77 [2021-06-06 04:19:45,579 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:46,071 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 78 [2021-06-06 04:19:46,512 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 74 [2021-06-06 04:19:47,010 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:47,504 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:47,998 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:48,505 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 77 [2021-06-06 04:19:48,999 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:49,501 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:49,998 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 78 [2021-06-06 04:19:50,508 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 78 [2021-06-06 04:19:51,010 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 75 [2021-06-06 04:19:51,504 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2021-06-06 04:19:51,950 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 75 [2021-06-06 04:19:52,512 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 85 [2021-06-06 04:19:53,007 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 85 [2021-06-06 04:19:53,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:53,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:19:53,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:19:53,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-06 04:19:53,293 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5313 [2021-06-06 04:19:53,294 INFO L430 AbstractCegarLoop]: === Iteration 72 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:19:53,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:19:53,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1394185094, now seen corresponding path program 62 times [2021-06-06 04:19:53,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:19:53,294 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849105950] [2021-06-06 04:19:53,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:19:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:19:55,272 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 21 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:19:55,272 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:19:55,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849105950] [2021-06-06 04:19:55,272 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849105950] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:19:55,272 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [622446160] [2021-06-06 04:19:55,272 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 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:19:55,359 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 04:19:55,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:19:55,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 553 conjuncts, 135 conjunts are in the unsatisfiable core [2021-06-06 04:19:55,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:19:57,158 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,159 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:19:57,159 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:57,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,162 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,163 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:19:57,163 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:57,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,166 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,166 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:19:57,167 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:57,169 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,170 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:19:57,171 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:57,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:19:57,174 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:57,177 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:19:57,177 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:19:57,178 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:19:57,233 INFO L628 ElimStorePlain]: treesize reduction 74, result has 51.9 percent of original size [2021-06-06 04:19:57,236 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:19:57,236 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:80 [2021-06-06 04:20:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 21 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:20:00,541 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [622446160] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:20:00,541 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:20:00,541 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 67] total 113 [2021-06-06 04:20:00,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377255211] [2021-06-06 04:20:00,541 INFO L462 AbstractCegarLoop]: Interpolant automaton has 113 states [2021-06-06 04:20:00,541 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:20:00,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2021-06-06 04:20:00,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=347, Invalid=12309, Unknown=0, NotChecked=0, Total=12656 [2021-06-06 04:20:00,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:20:00,542 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:20:00,542 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 113 states, 113 states have (on average 1.2035398230088497) internal successors, (136), 113 states have internal predecessors, (136), 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) [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:20:00,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:20:00,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-06 04:20:00,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:20:09,280 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 72 [2021-06-06 04:20:09,620 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 76 [2021-06-06 04:20:10,016 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 76 [2021-06-06 04:20:10,406 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:10,854 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:11,317 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 82 [2021-06-06 04:20:11,771 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:12,224 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:12,681 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:13,069 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:13,528 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:13,985 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 77 [2021-06-06 04:20:14,426 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:14,875 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:15,325 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:15,791 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:16,245 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:16,695 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:17,142 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 77 [2021-06-06 04:20:17,594 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 77 [2021-06-06 04:20:17,993 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 81 [2021-06-06 04:20:18,455 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78 [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:21,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:20:21,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:21,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:20:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 04:20:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:20:21,994 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5361 [2021-06-06 04:20:21,994 INFO L430 AbstractCegarLoop]: === Iteration 73 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:20:21,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:20:21,995 INFO L82 PathProgramCache]: Analyzing trace with hash -197025078, now seen corresponding path program 63 times [2021-06-06 04:20:21,995 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:20:21,995 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228341080] [2021-06-06 04:20:21,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:20:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:20:24,892 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:20:24,892 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:20:24,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228341080] [2021-06-06 04:20:24,892 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228341080] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:20:24,892 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128307998] [2021-06-06 04:20:24,892 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 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:20:25,108 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-06-06 04:20:25,108 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:20:25,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 561 conjuncts, 145 conjunts are in the unsatisfiable core [2021-06-06 04:20:25,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:20:28,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,518 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:20:28,520 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,524 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,525 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,525 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 27 [2021-06-06 04:20:28,525 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,530 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,531 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:20:28,531 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,537 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,537 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2021-06-06 04:20:28,538 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,543 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,543 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 23 [2021-06-06 04:20:28,544 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,549 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,549 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:20:28,550 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,825 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 67 [2021-06-06 04:20:28,826 INFO L628 ElimStorePlain]: treesize reduction 376, result has 47.9 percent of original size [2021-06-06 04:20:28,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,830 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,830 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:20:28,831 INFO L550 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,835 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:20:28,836 INFO L550 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:28,840 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:28,840 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:20:28,841 INFO L550 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:29,036 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 60 [2021-06-06 04:20:29,037 INFO L628 ElimStorePlain]: treesize reduction 27, result has 91.0 percent of original size [2021-06-06 04:20:29,040 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:29,041 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:29,041 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-06-06 04:20:29,042 INFO L550 ElimStorePlain]: Start of recursive call 11: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:29,045 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:29,046 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:29,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 04:20:29,046 INFO L550 ElimStorePlain]: Start of recursive call 12: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:29,050 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:20:29,050 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:20:29,050 INFO L550 ElimStorePlain]: Start of recursive call 13: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:29,142 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 04:20:29,149 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 3 dim-1 vars, End of recursive call: 6 dim-0 vars, and 8 xjuncts. [2021-06-06 04:20:29,149 INFO L247 ElimStorePlain]: Needed 13 recursive calls to eliminate 6 variables, input treesize:919, output treesize:241 [2021-06-06 04:20:29,983 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 90 [2021-06-06 04:20:37,420 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 40 [2021-06-06 04:20:37,623 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:20:37,623 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128307998] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:20:37,624 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:20:37,624 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71] total 119 [2021-06-06 04:20:37,624 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655172637] [2021-06-06 04:20:37,624 INFO L462 AbstractCegarLoop]: Interpolant automaton has 119 states [2021-06-06 04:20:37,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:20:37,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2021-06-06 04:20:37,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=299, Invalid=13743, Unknown=0, NotChecked=0, Total=14042 [2021-06-06 04:20:37,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:20:37,625 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:20:37,625 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 119 states, 119 states have (on average 1.1512605042016806) internal successors, (137), 119 states have internal predecessors, (137), 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) [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:37,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:37,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:20:37,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:20:39,742 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:42,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:42,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:20:42,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:43,127 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5390,68 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:20:43,128 INFO L430 AbstractCegarLoop]: === Iteration 74 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:20:43,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:20:43,128 INFO L82 PathProgramCache]: Analyzing trace with hash 236510173, now seen corresponding path program 64 times [2021-06-06 04:20:43,128 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:20:43,128 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203652966] [2021-06-06 04:20:43,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:20:43,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:20:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:20:45,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:20:45,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203652966] [2021-06-06 04:20:45,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203652966] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:20:45,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1753382485] [2021-06-06 04:20:45,702 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 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:20:45,791 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 04:20:45,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:20:45,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 569 conjuncts, 143 conjunts are in the unsatisfiable core [2021-06-06 04:20:45,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:20:46,360 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 37 treesize of output 27 [2021-06-06 04:20:46,361 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:46,363 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 36 treesize of output 26 [2021-06-06 04:20:46,364 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:46,367 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 29 treesize of output 21 [2021-06-06 04:20:46,367 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:46,370 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 29 treesize of output 21 [2021-06-06 04:20:46,370 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:46,373 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 30 treesize of output 22 [2021-06-06 04:20:46,373 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:46,375 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 30 treesize of output 22 [2021-06-06 04:20:46,376 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:20:46,423 INFO L628 ElimStorePlain]: treesize reduction 31, result has 69.6 percent of original size [2021-06-06 04:20:46,424 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 3 xjuncts. [2021-06-06 04:20:46,424 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 1 variables, input treesize:271, output treesize:71 [2021-06-06 04:20:48,919 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:20:48,919 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1753382485] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:20:48,919 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:20:48,920 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 71] total 97 [2021-06-06 04:20:48,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979960396] [2021-06-06 04:20:48,920 INFO L462 AbstractCegarLoop]: Interpolant automaton has 97 states [2021-06-06 04:20:48,920 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:20:48,920 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2021-06-06 04:20:48,920 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=9078, Unknown=0, NotChecked=0, Total=9312 [2021-06-06 04:20:48,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:20:48,920 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:20:48,921 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 97 states, 97 states have (on average 1.1855670103092784) internal successors, (115), 97 states have internal predecessors, (115), 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) [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:20:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:20:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:20:48,923 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:20:58,507 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 44 [2021-06-06 04:20:59,208 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 48 [2021-06-06 04:20:59,508 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 50 [2021-06-06 04:20:59,838 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 50 [2021-06-06 04:21:00,160 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:00,538 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:00,936 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 57 [2021-06-06 04:21:01,299 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:01,686 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:02,048 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:02,384 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:02,744 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:03,112 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 51 [2021-06-06 04:21:03,480 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:03,845 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:04,224 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:04,611 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:04,995 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:05,353 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:05,717 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:06,076 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 51 [2021-06-06 04:21:06,401 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 58 [2021-06-06 04:21:06,760 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 54 [2021-06-06 04:21:07,172 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 61 [2021-06-06 04:21:07,577 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 64 [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:21:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:21:07,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:21:07,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-06 04:21:07,844 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5565,69 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:21:07,845 INFO L430 AbstractCegarLoop]: === Iteration 75 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 04:21:07,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 04:21:07,845 INFO L82 PathProgramCache]: Analyzing trace with hash -1491634276, now seen corresponding path program 65 times [2021-06-06 04:21:07,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 04:21:07,845 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [535029289] [2021-06-06 04:21:07,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 04:21:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 04:21:09,940 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 22 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:21:09,940 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 04:21:09,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [535029289] [2021-06-06 04:21:09,940 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [535029289] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:21:09,940 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758566404] [2021-06-06 04:21:09,940 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 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:21:10,063 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 12 check-sat command(s) [2021-06-06 04:21:10,063 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 04:21:10,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 141 conjunts are in the unsatisfiable core [2021-06-06 04:21:10,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 04:21:11,991 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:11,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:11,992 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:21:11,993 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 04:21:11,995 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:11,996 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:11,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 16 [2021-06-06 04:21:11,996 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 04:21:11,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:11,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:11,999 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:21:12,000 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 04:21:12,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:12,003 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:12,003 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 22 [2021-06-06 04:21:12,004 INFO L550 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2021-06-06 04:21:12,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:12,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:12,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 21 [2021-06-06 04:21:12,007 INFO L550 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2021-06-06 04:21:12,010 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 04:21:12,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 17 [2021-06-06 04:21:12,011 INFO L550 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2021-06-06 04:21:12,069 INFO L628 ElimStorePlain]: treesize reduction 65, result has 57.2 percent of original size [2021-06-06 04:21:12,071 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2021-06-06 04:21:12,071 INFO L247 ElimStorePlain]: Needed 7 recursive calls to eliminate 2 variables, input treesize:259, output treesize:87 [2021-06-06 04:21:15,705 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 22 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 04:21:15,706 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758566404] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 04:21:15,706 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 04:21:15,706 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 70] total 118 [2021-06-06 04:21:15,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990368849] [2021-06-06 04:21:15,706 INFO L462 AbstractCegarLoop]: Interpolant automaton has 118 states [2021-06-06 04:21:15,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 04:21:15,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 118 interpolants. [2021-06-06 04:21:15,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=363, Invalid=13443, Unknown=0, NotChecked=0, Total=13806 [2021-06-06 04:21:15,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 04:21:15,707 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 04:21:15,707 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 118 states, 118 states have (on average 1.194915254237288) internal successors, (141), 118 states have internal predecessors, (141), 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) [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 04:21:15,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 04:21:15,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 85 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 52 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 64 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 04:21:15,709 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-06 04:21:15,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2021-06-06 04:21:17,138 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5580,70 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 04:21:17,138 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 04:21:17,149 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 04:21:17,150 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 04:21:17,150 INFO L202 PluginConnector]: Adding new model word-trans.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 04:21:17 BasicIcfg [2021-06-06 04:21:17,150 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 04:21:17,151 INFO L168 Benchmark]: Toolchain (without parser) took 781853.72 ms. Allocated memory was 346.0 MB in the beginning and 1.1 GB in the end (delta: 786.4 MB). Free memory was 324.8 MB in the beginning and 619.3 MB in the end (delta: -294.4 MB). Peak memory consumption was 491.1 MB. Max. memory is 16.0 GB. [2021-06-06 04:21:17,151 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.12 ms. Allocated memory is still 346.0 MB. Free memory was 326.3 MB in the beginning and 326.2 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 04:21:17,151 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.08 ms. Allocated memory is still 346.0 MB. Free memory was 324.8 MB in the beginning and 323.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 04:21:17,151 INFO L168 Benchmark]: Boogie Preprocessor took 26.96 ms. Allocated memory is still 346.0 MB. Free memory was 323.3 MB in the beginning and 322.3 MB in the end (delta: 956.2 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 04:21:17,151 INFO L168 Benchmark]: RCFGBuilder took 370.37 ms. Allocated memory is still 346.0 MB. Free memory was 322.2 MB in the beginning and 323.0 MB in the end (delta: -821.0 kB). Peak memory consumption was 21.5 MB. Max. memory is 16.0 GB. [2021-06-06 04:21:17,151 INFO L168 Benchmark]: TraceAbstraction took 781427.48 ms. Allocated memory was 346.0 MB in the beginning and 1.1 GB in the end (delta: 786.4 MB). Free memory was 323.0 MB in the beginning and 619.3 MB in the end (delta: -296.3 MB). Peak memory consumption was 488.5 MB. Max. memory is 16.0 GB. [2021-06-06 04:21:17,151 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 0.12 ms. Allocated memory is still 346.0 MB. Free memory was 326.3 MB in the beginning and 326.2 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 25.08 ms. Allocated memory is still 346.0 MB. Free memory was 324.8 MB in the beginning and 323.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 26.96 ms. Allocated memory is still 346.0 MB. Free memory was 323.3 MB in the beginning and 322.3 MB in the end (delta: 956.2 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 370.37 ms. Allocated memory is still 346.0 MB. Free memory was 322.2 MB in the beginning and 323.0 MB in the end (delta: -821.0 kB). Peak memory consumption was 21.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 781427.48 ms. Allocated memory was 346.0 MB in the beginning and 1.1 GB in the end (delta: 786.4 MB). Free memory was 323.0 MB in the beginning and 619.3 MB in the end (delta: -296.3 MB). Peak memory consumption was 488.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 127420, positive: 109648, positive conditional: 109648, positive unconditional: 0, negative: 17772, negative conditional: 17772, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 109648, positive: 109648, positive conditional: 109648, 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: 109648, positive: 109648, positive conditional: 0, positive unconditional: 109648, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 61, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 61, positive: 61, positive conditional: 0, positive unconditional: 61, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 109648, positive: 109587, positive conditional: 0, positive unconditional: 109587, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 61, unknown conditional: 0, unknown unconditional: 61] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0, SemanticConditionEliminator.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 61, Positive cache size: 61, Positive conditional cache size: 0, Positive unconditional cache size: 61, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 0 ], Maximal queried relation: 0, Independence queries for same thread: 17772 - TimeoutResultAtElement [Line: 128]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing SleepSetDelayReduction. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 38 locations, 4 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 781355.8ms, OverallIterations: 75, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 6.4ms, PartialOrderReductionTime: 431939.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2757, 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: 679.3ms SsaConstructionTime, 3972.0ms SatisfiabilityAnalysisTime, 329252.6ms InterpolantComputationTime, 6862 NumberOfCodeBlocks, 6862 NumberOfCodeBlocksAsserted, 352 NumberOfCheckSat, 6719 ConstructedInterpolants, 1928 QuantifiedInterpolants, 253396 SizeOfPredicates, 650 NumberOfNonLiveVariables, 21636 ConjunctsInSsa, 5389 ConjunctsInUnsatCore, 143 InterpolantComputations, 7 PerfectInterpolantSequences, 496/34545 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