/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/popl20/simple-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 05:04:51,408 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 05:04:51,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 05:04:51,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 05:04:51,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 05:04:51,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 05:04:51,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 05:04:51,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 05:04:51,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 05:04:51,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 05:04:51,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 05:04:51,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 05:04:51,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 05:04:51,484 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 05:04:51,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 05:04:51,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 05:04:51,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 05:04:51,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 05:04:51,500 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 05:04:51,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 05:04:51,504 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 05:04:51,537 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 05:04:51,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 05:04:51,538 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 05:04:51,538 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 05:04:51,540 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 05:04:51,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 05:04:51,540 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 05:04:51,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 05:04:51,541 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 05:04:51,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 05:04:51,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 05:04:51,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 05:04:51,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 05:04:51,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 05:04:51,543 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 05:04:51,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 05:04:51,544 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 05:04:51,544 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 05:04:51,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 05:04:51,544 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 05:04:51,544 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 05:04:51,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 05:04:51,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 05:04:51,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 05:04:51,854 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 05:04:51,857 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 05:04:51,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl [2021-06-06 05:04:51,858 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl' [2021-06-06 05:04:51,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 05:04:51,890 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 05:04:51,891 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 05:04:51,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 05:04:51,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 05:04:51,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,913 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 05:04:51,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 05:04:51,921 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 05:04:51,921 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 05:04:51,928 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,930 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/1) ... [2021-06-06 05:04:51,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 05:04:51,939 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 05:04:51,939 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 05:04:51,939 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 05:04:51,940 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (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 05:04:52,007 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 05:04:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 05:04:52,008 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 05:04:52,008 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 05:04:52,008 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 05:04:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 05:04:52,009 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 05:04:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 05:04:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 05:04:52,009 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 05:04:52,009 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 05:04:52,009 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 05:04:52,010 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 05:04:52,219 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 05:04:52,219 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 05:04:52,221 INFO L202 PluginConnector]: Adding new model simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:04:52 BoogieIcfgContainer [2021-06-06 05:04:52,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 05:04:52,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 05:04:52,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 05:04:52,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 05:04:52,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:04:51" (1/2) ... [2021-06-06 05:04:52,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b40a4d and model type simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 05:04:52, skipping insertion in model container [2021-06-06 05:04:52,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:04:52" (2/2) ... [2021-06-06 05:04:52,227 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-array-sum.wvr.bpl [2021-06-06 05:04:52,232 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 05:04:52,232 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 05:04:52,232 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 05:04:52,241 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 05:04:52,321 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 05:04:52,355 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 05:04:52,427 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 05:04:52,427 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 05:04:52,427 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 05:04:52,427 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 05:04:52,427 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 05:04:52,427 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 05:04:52,427 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 05:04:52,428 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 05:04:52,552 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:52,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:52,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1181085272, now seen corresponding path program 1 times [2021-06-06 05:04:52,568 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:52,569 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722612180] [2021-06-06 05:04:52,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:52,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 05:04:52,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:52,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722612180] [2021-06-06 05:04:52,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722612180] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:04:52,715 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:04:52,715 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:04:52,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362117775] [2021-06-06 05:04:52,719 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 05:04:52,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:52,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 05:04:52,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 05:04:52,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:52,730 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:52,732 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 5.25) internal successors, (21), 3 states have internal predecessors, (21), 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 05:04:52,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:52,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:52,776 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 05:04:52,776 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:52,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:52,777 INFO L82 PathProgramCache]: Analyzing trace with hash 1914667130, now seen corresponding path program 1 times [2021-06-06 05:04:52,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:52,777 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138345569] [2021-06-06 05:04:52,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:52,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:52,836 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:04:52,837 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:52,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138345569] [2021-06-06 05:04:52,837 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138345569] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:52,837 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [68040821] [2021-06-06 05:04:52,837 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 05:04:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:52,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 05:04:52,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:04:52,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 05:04:53,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [68040821] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:04:53,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 05:04:53,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-06-06 05:04:53,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130288704] [2021-06-06 05:04:53,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:04:53,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:53,002 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:04:53,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-06 05:04:53,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:53,003 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:53,003 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 2 states have internal predecessors, (23), 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 05:04:53,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:53,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:53,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:53,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,253 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:04:53,253 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:53,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:53,254 INFO L82 PathProgramCache]: Analyzing trace with hash 837554965, now seen corresponding path program 1 times [2021-06-06 05:04:53,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:53,254 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023998707] [2021-06-06 05:04:53,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:53,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 05:04:53,299 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:53,299 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023998707] [2021-06-06 05:04:53,300 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023998707] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:04:53,300 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:04:53,300 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:04:53,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265629922] [2021-06-06 05:04:53,301 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:04:53,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:53,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:04:53,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 05:04:53,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:53,303 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:53,303 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 05:04:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:53,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,369 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 05:04:53,370 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:53,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:53,370 INFO L82 PathProgramCache]: Analyzing trace with hash 864862616, now seen corresponding path program 2 times [2021-06-06 05:04:53,371 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:53,371 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640463571] [2021-06-06 05:04:53,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:53,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:04:53,461 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:53,461 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640463571] [2021-06-06 05:04:53,461 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640463571] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:53,461 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570921649] [2021-06-06 05:04:53,462 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:04:53,505 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:04:53,505 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:04:53,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 05:04:53,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:04:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 05:04:53,640 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570921649] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:53,641 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:04:53,641 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-06-06 05:04:53,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474967621] [2021-06-06 05:04:53,642 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 05:04:53,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:53,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 05:04:53,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-06-06 05:04:53,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:53,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:53,647 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 10 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 05:04:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:53,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:53,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:53,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:53,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:54,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:04:54,169 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:54,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:54,169 INFO L82 PathProgramCache]: Analyzing trace with hash 336475472, now seen corresponding path program 3 times [2021-06-06 05:04:54,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:54,170 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915320909] [2021-06-06 05:04:54,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:54,668 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:04:54,668 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:54,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915320909] [2021-06-06 05:04:54,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915320909] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:54,669 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [547419126] [2021-06-06 05:04:54,669 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 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 05:04:54,711 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 05:04:54,711 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:04:54,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-06 05:04:54,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:04:54,917 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2021-06-06 05:04:54,918 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:54,935 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:54,938 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 1 xjuncts. [2021-06-06 05:04:54,938 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-06-06 05:04:55,018 INFO L446 ElimStorePlain]: Different costs {1=[v_C_15], 3=[A]} [2021-06-06 05:04:55,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:04:55,024 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-06 05:04:55,026 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:55,047 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:55,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:04:55,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:04:55,052 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:04:55,053 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2021-06-06 05:04:55,055 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:55,071 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:55,074 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 05:04:55,074 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:60 [2021-06-06 05:04:55,326 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-06-06 05:04:55,328 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:55,334 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:55,335 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:04:55,337 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2021-06-06 05:04:55,394 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:04:55,394 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [547419126] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:55,394 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:04:55,394 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2021-06-06 05:04:55,394 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363591176] [2021-06-06 05:04:55,395 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 05:04:55,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:55,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 05:04:55,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-06-06 05:04:55,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:55,397 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:55,398 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 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 05:04:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:55,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:55,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:55,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:55,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:04:55,940 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:04:55,941 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:55,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:55,941 INFO L82 PathProgramCache]: Analyzing trace with hash 1555687790, now seen corresponding path program 4 times [2021-06-06 05:04:55,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:55,942 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937442542] [2021-06-06 05:04:55,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 05:04:56,008 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:56,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937442542] [2021-06-06 05:04:56,008 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937442542] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:56,008 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470509521] [2021-06-06 05:04:56,008 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 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 05:04:56,047 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:04:56,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:04:56,047 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 05:04:56,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:04:56,159 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 05:04:56,159 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470509521] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:56,159 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:04:56,160 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-06 05:04:56,160 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827217376] [2021-06-06 05:04:56,160 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 05:04:56,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:56,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 05:04:56,161 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-06 05:04:56,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:56,161 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:56,161 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 13 states have internal predecessors, (53), 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 05:04:56,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:56,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:56,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:56,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:56,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:04:56,162 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:56,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:56,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:56,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:56,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:04:56,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:04:56,879 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 05:04:56,879 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:56,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:56,880 INFO L82 PathProgramCache]: Analyzing trace with hash -2016549220, now seen corresponding path program 5 times [2021-06-06 05:04:56,880 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:56,880 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130126923] [2021-06-06 05:04:56,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:56,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:56,944 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-06 05:04:56,944 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:56,944 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130126923] [2021-06-06 05:04:56,945 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130126923] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:56,945 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [732097035] [2021-06-06 05:04:56,946 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 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 05:04:57,001 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 05:04:57,001 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:04:57,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 05:04:57,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:04:57,162 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-06 05:04:57,162 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [732097035] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:57,162 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:04:57,162 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-06 05:04:57,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681852138] [2021-06-06 05:04:57,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 05:04:57,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:57,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 05:04:57,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-06 05:04:57,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:57,165 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:57,165 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 17 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 05:04:57,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:57,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:57,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:57,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:57,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:04:57,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:04:57,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:04:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:04:57,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:04:57,873 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:04:57,874 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:04:57,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:04:57,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1492932272, now seen corresponding path program 6 times [2021-06-06 05:04:57,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:04:57,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004605553] [2021-06-06 05:04:57,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:04:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:04:58,480 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:04:58,480 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:04:58,480 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004605553] [2021-06-06 05:04:58,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004605553] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:58,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1609905735] [2021-06-06 05:04:58,481 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 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 05:04:58,519 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 05:04:58,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:04:58,521 WARN L261 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-06 05:04:58,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:04:58,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-06-06 05:04:58,678 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:58,691 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:58,695 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 1 xjuncts. [2021-06-06 05:04:58,695 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:61 [2021-06-06 05:04:58,772 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-06-06 05:04:58,773 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:58,788 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:58,791 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 1 xjuncts. [2021-06-06 05:04:58,791 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:71, output treesize:70 [2021-06-06 05:04:58,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:04:58,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:04:58,865 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-06-06 05:04:58,866 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:58,884 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:58,887 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 1 xjuncts. [2021-06-06 05:04:58,887 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:83 [2021-06-06 05:04:59,055 INFO L446 ElimStorePlain]: Different costs {0=[v_C_19], 4=[A]} [2021-06-06 05:04:59,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-06-06 05:04:59,062 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:59,086 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:59,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:04:59,091 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:04:59,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 49 [2021-06-06 05:04:59,095 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:59,108 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:59,110 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 05:04:59,110 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:92, output treesize:47 [2021-06-06 05:04:59,472 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2021-06-06 05:04:59,474 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:04:59,480 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:04:59,481 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:04:59,481 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:17 [2021-06-06 05:04:59,591 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:04:59,591 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1609905735] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:04:59,591 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:04:59,591 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 28 [2021-06-06 05:04:59,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105133623] [2021-06-06 05:04:59,592 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 05:04:59,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:04:59,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 05:04:59,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=754, Unknown=0, NotChecked=0, Total=812 [2021-06-06 05:04:59,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:04:59,593 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:04:59,593 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.689655172413793) internal successors, (78), 28 states have internal predecessors, (78), 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 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:04:59,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:00,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:00,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:00,381 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:05:00,381 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:00,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:00,381 INFO L82 PathProgramCache]: Analyzing trace with hash -1227173650, now seen corresponding path program 7 times [2021-06-06 05:05:00,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:00,382 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957836915] [2021-06-06 05:05:00,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:00,466 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-06 05:05:00,466 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:00,466 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957836915] [2021-06-06 05:05:00,467 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957836915] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:00,467 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4849904] [2021-06-06 05:05:00,467 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 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 05:05:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:00,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 05:05:00,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:00,609 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-06 05:05:00,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [4849904] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:00,610 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:00,610 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-06 05:05:00,612 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38850600] [2021-06-06 05:05:00,612 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 05:05:00,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:00,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 05:05:00,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-06-06 05:05:00,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:00,613 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:00,613 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 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 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:00,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:00,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:00,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:01,084 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-06 05:05:01,085 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:01,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:01,085 INFO L82 PathProgramCache]: Analyzing trace with hash -1412019108, now seen corresponding path program 8 times [2021-06-06 05:05:01,085 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:01,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230002795] [2021-06-06 05:05:01,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-06 05:05:01,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:01,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230002795] [2021-06-06 05:05:01,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230002795] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:01,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1540097255] [2021-06-06 05:05:01,193 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 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 05:05:01,231 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:05:01,232 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:01,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 05:05:01,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:01,321 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-06 05:05:01,322 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1540097255] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:01,322 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:01,322 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 05:05:01,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78955530] [2021-06-06 05:05:01,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 05:05:01,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:01,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 05:05:01,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-06 05:05:01,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:01,323 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:01,323 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 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 05:05:01,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:01,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:01,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:01,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:01,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:01,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:01,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:01,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:01,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:01,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:01,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:01,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:01,716 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:05:01,717 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:01,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:01,717 INFO L82 PathProgramCache]: Analyzing trace with hash 1936643710, now seen corresponding path program 9 times [2021-06-06 05:05:01,717 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:01,717 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531498173] [2021-06-06 05:05:01,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:01,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-06-06 05:05:01,856 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:01,856 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531498173] [2021-06-06 05:05:01,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531498173] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:01,857 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416856830] [2021-06-06 05:05:01,857 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 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 05:05:01,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 05:05:01,914 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:01,915 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 05:05:01,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:02,103 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-06 05:05:02,103 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416856830] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:02,103 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:02,103 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-06-06 05:05:02,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757469766] [2021-06-06 05:05:02,104 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 05:05:02,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:02,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 05:05:02,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-06 05:05:02,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:02,105 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:02,105 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.25) internal successors, (65), 19 states have internal predecessors, (65), 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 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:02,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:02,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:02,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:02,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:03,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:03,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:03,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:03,945 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:05:03,945 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:03,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:03,946 INFO L82 PathProgramCache]: Analyzing trace with hash -330482882, now seen corresponding path program 10 times [2021-06-06 05:05:03,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:03,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003711844] [2021-06-06 05:05:03,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:04,106 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-06 05:05:04,107 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:04,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003711844] [2021-06-06 05:05:04,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003711844] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:04,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557198218] [2021-06-06 05:05:04,107 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 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 05:05:04,153 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:05:04,154 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:04,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 05:05:04,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-06 05:05:04,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557198218] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:04,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:04,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-06-06 05:05:04,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574937205] [2021-06-06 05:05:04,381 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 05:05:04,381 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:04,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 05:05:04,382 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-06-06 05:05:04,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:04,382 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:04,382 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 3.2142857142857144) internal successors, (90), 27 states have internal predecessors, (90), 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 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:04,382 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:05,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:05,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:05,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:05,557 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-06 05:05:05,557 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:05,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:05,558 INFO L82 PathProgramCache]: Analyzing trace with hash -363059074, now seen corresponding path program 11 times [2021-06-06 05:05:05,558 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:05,558 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795794429] [2021-06-06 05:05:05,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:05,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:06,955 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:05:06,955 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:06,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795794429] [2021-06-06 05:05:06,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795794429] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:06,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [521850050] [2021-06-06 05:05:06,956 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 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 05:05:07,011 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 05:05:07,011 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:07,013 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 88 conjunts are in the unsatisfiable core [2021-06-06 05:05:07,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:07,425 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-06-06 05:05:07,426 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:07,438 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,438 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:51 [2021-06-06 05:05:07,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,536 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-06 05:05:07,537 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,554 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:07,555 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,555 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2021-06-06 05:05:07,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,651 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-06-06 05:05:07,653 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,672 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:07,673 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,673 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:78, output treesize:77 [2021-06-06 05:05:07,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-06-06 05:05:07,772 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,791 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:07,792 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,793 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:90 [2021-06-06 05:05:07,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,881 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-06-06 05:05:07,883 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,904 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:07,906 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:07,906 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:103 [2021-06-06 05:05:07,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:07,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,007 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-06-06 05:05:08,009 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:08,044 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:08,045 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:08,045 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:119 [2021-06-06 05:05:08,935 INFO L446 ElimStorePlain]: Different costs {21=[v_C_26], 70=[A]} [2021-06-06 05:05:08,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,954 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 115 [2021-06-06 05:05:08,960 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:08,983 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:08,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,992 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:05:08,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:08,999 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:05:08,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,002 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:05:09,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,006 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:05:09,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,007 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:05:09,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:05:09,008 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:05:09,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 111 [2021-06-06 05:05:09,012 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:09,020 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:09,020 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:09,021 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:52 [2021-06-06 05:05:09,102 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2021-06-06 05:05:09,103 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:05:09,106 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:05:09,107 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:05:09,107 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:12 [2021-06-06 05:05:09,169 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:05:09,169 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [521850050] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:09,169 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:09,169 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 51 [2021-06-06 05:05:09,170 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230008070] [2021-06-06 05:05:09,170 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-06 05:05:09,170 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:09,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-06 05:05:09,171 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2296, Unknown=0, NotChecked=0, Total=2652 [2021-06-06 05:05:09,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:09,172 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:09,172 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.4038461538461537) internal successors, (125), 51 states have internal predecessors, (125), 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 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:09,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:09,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:09,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:14,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:14,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:14,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:14,390 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-06 05:05:14,390 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:14,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:14,390 INFO L82 PathProgramCache]: Analyzing trace with hash 112952976, now seen corresponding path program 12 times [2021-06-06 05:05:14,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:14,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389234885] [2021-06-06 05:05:14,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:14,560 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:14,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389234885] [2021-06-06 05:05:14,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389234885] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:14,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1639928128] [2021-06-06 05:05:14,560 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 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 05:05:14,632 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-06 05:05:14,633 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:14,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 05:05:14,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:14,800 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1639928128] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:14,800 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:14,800 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-06-06 05:05:14,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435517386] [2021-06-06 05:05:14,801 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 05:05:14,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:14,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 05:05:14,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-06-06 05:05:14,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:14,802 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:14,802 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 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 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:14,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:16,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:16,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:16,228 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 05:05:16,228 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:16,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:16,229 INFO L82 PathProgramCache]: Analyzing trace with hash -99981452, now seen corresponding path program 13 times [2021-06-06 05:05:16,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:16,229 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127283465] [2021-06-06 05:05:16,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:16,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:16,515 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-06-06 05:05:16,515 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:16,515 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127283465] [2021-06-06 05:05:16,516 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127283465] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:16,516 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165256114] [2021-06-06 05:05:16,516 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 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 05:05:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:16,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 05:05:16,574 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:16,708 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-06-06 05:05:16,708 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165256114] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:16,708 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:16,708 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-06-06 05:05:16,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25678113] [2021-06-06 05:05:16,710 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-06 05:05:16,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:16,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-06 05:05:16,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-06-06 05:05:16,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:16,712 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:16,713 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6666666666666665) internal successors, (72), 26 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 05:05:16,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:16,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:16,713 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:16,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:17,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:17,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:17,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:17,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:17,969 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:05:17,969 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:17,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:17,969 INFO L82 PathProgramCache]: Analyzing trace with hash -1016911470, now seen corresponding path program 14 times [2021-06-06 05:05:17,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:17,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130334952] [2021-06-06 05:05:17,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:18,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:18,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130334952] [2021-06-06 05:05:18,157 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130334952] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:18,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131365016] [2021-06-06 05:05:18,157 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 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 05:05:18,204 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:05:18,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:18,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 05:05:18,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:18,735 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-06-06 05:05:18,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [131365016] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:18,736 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:18,736 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-06-06 05:05:18,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783819860] [2021-06-06 05:05:18,736 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 05:05:18,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:18,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 05:05:18,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 05:05:18,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:18,738 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:18,738 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.825) internal successors, (113), 39 states have internal predecessors, (113), 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 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:18,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:18,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:18,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:18,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:18,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:18,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:18,739 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:20,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:21,146 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 05:05:21,147 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:21,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:21,147 INFO L82 PathProgramCache]: Analyzing trace with hash 2132717012, now seen corresponding path program 15 times [2021-06-06 05:05:21,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:21,147 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548297159] [2021-06-06 05:05:21,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:21,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:21,358 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:21,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548297159] [2021-06-06 05:05:21,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548297159] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:21,358 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [868717392] [2021-06-06 05:05:21,358 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 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 05:05:21,430 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-06 05:05:21,431 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:21,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 05:05:21,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:21,593 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:21,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [868717392] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:21,593 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:21,593 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-06-06 05:05:21,593 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967331435] [2021-06-06 05:05:21,594 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 05:05:21,594 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:21,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 05:05:21,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-06-06 05:05:21,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:21,595 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:21,595 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.0869565217391304) internal successors, (71), 22 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 05:05:21,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:21,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:21,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:21,595 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:21,596 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:23,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:23,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:23,500 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 05:05:23,500 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:23,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:23,501 INFO L82 PathProgramCache]: Analyzing trace with hash -1801401936, now seen corresponding path program 16 times [2021-06-06 05:05:23,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:23,501 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586503248] [2021-06-06 05:05:23,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:23,935 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-06 05:05:23,935 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:23,935 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586503248] [2021-06-06 05:05:23,935 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586503248] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:23,936 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477421403] [2021-06-06 05:05:23,936 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 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 05:05:24,000 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:05:24,000 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:24,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 05:05:24,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-06-06 05:05:24,167 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477421403] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:24,167 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:24,167 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-06-06 05:05:24,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505548111] [2021-06-06 05:05:24,167 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 05:05:24,167 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:24,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 05:05:24,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-06-06 05:05:24,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:24,168 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:24,168 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.6206896551724137) internal successors, (76), 28 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 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:24,169 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:24,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:24,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:24,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:24,170 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:25,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:25,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:25,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:25,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:25,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:25,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:25,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:25,973 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 05:05:25,973 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:25,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:25,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1379663438, now seen corresponding path program 17 times [2021-06-06 05:05:25,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:25,973 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018155078] [2021-06-06 05:05:25,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:25,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:26,231 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:26,231 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:26,231 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018155078] [2021-06-06 05:05:26,231 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018155078] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:26,231 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559599] [2021-06-06 05:05:26,231 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 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 05:05:26,335 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-06 05:05:26,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:26,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-06 05:05:26,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-06 05:05:27,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559599] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:27,002 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:27,002 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-06-06 05:05:27,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446829037] [2021-06-06 05:05:27,002 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-06 05:05:27,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:27,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-06 05:05:27,004 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-06-06 05:05:27,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:27,004 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:27,004 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.6666666666666665) internal successors, (136), 50 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 05:05:27,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:27,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:27,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:27,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:27,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:27,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:29,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:29,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:05:29,885 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:05:29,885 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:29,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:29,886 INFO L82 PathProgramCache]: Analyzing trace with hash -1982075624, now seen corresponding path program 18 times [2021-06-06 05:05:29,886 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:29,886 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946042433] [2021-06-06 05:05:29,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-06 05:05:30,178 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:30,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946042433] [2021-06-06 05:05:30,178 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946042433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:30,178 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920056868] [2021-06-06 05:05:30,178 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 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 05:05:30,285 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-06 05:05:30,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:30,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 05:05:30,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-06-06 05:05:30,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1920056868] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:30,769 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:30,769 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-06-06 05:05:30,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87988224] [2021-06-06 05:05:30,769 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-06 05:05:30,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:30,769 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-06 05:05:30,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-06-06 05:05:30,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:30,770 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:30,770 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.8863636363636362) internal successors, (127), 43 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 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:30,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:05:30,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:05:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:05:48,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:05:48,624 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:48,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:48,624 INFO L82 PathProgramCache]: Analyzing trace with hash 352469902, now seen corresponding path program 19 times [2021-06-06 05:05:48,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:48,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541813231] [2021-06-06 05:05:48,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:48,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:49,258 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:05:49,258 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:49,258 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541813231] [2021-06-06 05:05:49,258 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541813231] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:49,258 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1430301474] [2021-06-06 05:05:49,258 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 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 05:05:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:49,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 05:05:49,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-06-06 05:05:50,165 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1430301474] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:50,165 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:50,165 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-06-06 05:05:50,165 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357232748] [2021-06-06 05:05:50,165 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-06 05:05:50,165 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:50,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-06 05:05:50,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-06-06 05:05:50,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:50,167 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:50,167 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.4788732394366195) internal successors, (176), 70 states have internal predecessors, (176), 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 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:50,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:05:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:05:50,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:57,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:05:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:05:57,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:57,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-06 05:05:57,625 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:05:57,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:05:57,625 INFO L82 PathProgramCache]: Analyzing trace with hash -655040976, now seen corresponding path program 20 times [2021-06-06 05:05:57,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:05:57,625 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192928161] [2021-06-06 05:05:57,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:05:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:05:58,356 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:05:58,357 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:05:58,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192928161] [2021-06-06 05:05:58,357 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192928161] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:58,357 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [124954473] [2021-06-06 05:05:58,357 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 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 05:05:58,472 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:05:58,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:05:58,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 05:05:58,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:05:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-06-06 05:05:59,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [124954473] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:05:59,663 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:05:59,663 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-06-06 05:05:59,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233910065] [2021-06-06 05:05:59,663 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-06 05:05:59,663 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:05:59,663 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-06 05:05:59,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-06-06 05:05:59,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:05:59,664 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:05:59,665 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.4594594594594597) internal successors, (182), 73 states have internal predecessors, (182), 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 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:05:59,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:06:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:07,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:06:07,580 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-06 05:06:07,580 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:06:07,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:06:07,580 INFO L82 PathProgramCache]: Analyzing trace with hash 1789614162, now seen corresponding path program 21 times [2021-06-06 05:06:07,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:06:07,581 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973079188] [2021-06-06 05:06:07,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:06:07,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:06:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-06 05:06:08,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:06:08,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973079188] [2021-06-06 05:06:08,168 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973079188] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:06:08,168 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575394705] [2021-06-06 05:06:08,168 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 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 05:06:08,285 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-06 05:06:08,286 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:06:08,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 05:06:08,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:06:08,467 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-06 05:06:08,467 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575394705] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:06:08,467 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:06:08,467 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-06-06 05:06:08,467 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893403067] [2021-06-06 05:06:08,468 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 05:06:08,468 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:06:08,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 05:06:08,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 05:06:08,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:06:08,468 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:06:08,468 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.484848484848485) internal successors, (82), 32 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 05:06:08,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:06:08,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:08,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:08,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:08,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:06:08,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:06:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:06:16,560 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:06:16,561 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:06:16,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:06:16,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1756090868, now seen corresponding path program 22 times [2021-06-06 05:06:16,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:06:16,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827785137] [2021-06-06 05:06:16,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:06:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:06:20,811 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 100 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:06:20,811 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:06:20,811 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827785137] [2021-06-06 05:06:20,811 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827785137] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:06:20,811 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [673797193] [2021-06-06 05:06:20,812 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 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 05:06:21,002 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:06:21,002 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:06:21,005 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 177 conjunts are in the unsatisfiable core [2021-06-06 05:06:21,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:06:22,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-06-06 05:06:22,577 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,592 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:22,593 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,593 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:75 [2021-06-06 05:06:22,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,695 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-06 05:06:22,696 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,712 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:22,713 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,713 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-06-06 05:06:22,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-06-06 05:06:22,827 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,846 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:22,847 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,847 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-06-06 05:06:22,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:22,974 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-06-06 05:06:22,976 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,998 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:22,999 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:22,999 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-06-06 05:06:23,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,138 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-06-06 05:06:23,140 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,164 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:23,165 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,165 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:128, output treesize:127 [2021-06-06 05:06:23,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,313 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-06-06 05:06:23,315 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,343 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:23,344 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,344 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-06-06 05:06:23,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,526 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 106 [2021-06-06 05:06:23,527 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,559 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:23,571 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,572 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-06-06 05:06:23,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,749 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 122 [2021-06-06 05:06:23,751 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,786 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:23,787 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:23,787 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:167, output treesize:166 [2021-06-06 05:06:23,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:23,996 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 138 [2021-06-06 05:06:23,998 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,037 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:24,038 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,039 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:179 [2021-06-06 05:06:24,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,255 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 154 [2021-06-06 05:06:24,257 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,300 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:24,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,301 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-06-06 05:06:24,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,529 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 170 [2021-06-06 05:06:24,531 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,578 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:24,579 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,579 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:206, output treesize:205 [2021-06-06 05:06:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:24,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 186 [2021-06-06 05:06:24,850 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,918 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:24,920 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:24,920 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:219, output treesize:218 [2021-06-06 05:06:25,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,246 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 202 [2021-06-06 05:06:25,248 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:25,304 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:25,305 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:25,305 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:232, output treesize:231 [2021-06-06 05:06:25,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,599 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 218 [2021-06-06 05:06:25,601 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:25,662 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:25,663 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:25,663 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:245, output treesize:244 [2021-06-06 05:06:25,890 INFO L446 ElimStorePlain]: Different costs {105=[v_C_41], 330=[A]} [2021-06-06 05:06:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:25,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,004 INFO L244 Elim1Store]: Index analysis took 110 ms [2021-06-06 05:06:26,005 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 234 [2021-06-06 05:06:26,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:26,070 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:26,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,077 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,089 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,095 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,105 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,122 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,124 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,145 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,153 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,157 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,163 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,167 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,170 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,173 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:06:26,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:06:26,175 INFO L244 Elim1Store]: Index analysis took 102 ms [2021-06-06 05:06:26,176 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 105 disjoint index pairs (out of 435 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 152 [2021-06-06 05:06:26,178 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:26,187 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:26,188 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:26,188 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:253, output treesize:91 [2021-06-06 05:06:28,191 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 105 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 99 treesize of output 39 [2021-06-06 05:06:28,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:06:28,197 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:06:28,198 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:06:28,198 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:12 [2021-06-06 05:06:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:06:28,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [673797193] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:06:28,341 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:06:28,341 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-06-06 05:06:28,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456861895] [2021-06-06 05:06:28,341 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-06 05:06:28,341 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:06:28,342 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-06 05:06:28,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1114, Invalid=8392, Unknown=0, NotChecked=0, Total=9506 [2021-06-06 05:06:28,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:06:28,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:06:28,344 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 2.4183673469387754) internal successors, (237), 97 states have internal predecessors, (237), 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 05:06:28,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:06:28,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:28,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:06:28,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:28,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:06:28,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:06:28,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:07:07,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:07:07,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:07,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:07,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:07,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:07:07,202 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-06 05:07:07,202 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:07:07,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:07:07,202 INFO L82 PathProgramCache]: Analyzing trace with hash -2063691810, now seen corresponding path program 23 times [2021-06-06 05:07:07,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:07:07,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182488422] [2021-06-06 05:07:07,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:07:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:07:08,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-06 05:07:08,054 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:07:08,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182488422] [2021-06-06 05:07:08,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182488422] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:07:08,054 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [167676790] [2021-06-06 05:07:08,054 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 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 05:07:08,291 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-06 05:07:08,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:07:08,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 05:07:08,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:07:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-06 05:07:08,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [167676790] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:07:08,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:07:08,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-06-06 05:07:08,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119261676] [2021-06-06 05:07:08,536 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-06 05:07:08,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:07:08,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-06 05:07:08,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-06-06 05:07:08,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:07:08,537 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:07:08,537 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.3137254901960786) internal successors, (118), 50 states have internal predecessors, (118), 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 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:07:08,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:07:08,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:07:31,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:07:31,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:31,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:31,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:07:31,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:07:31,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:07:31,648 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:07:31,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:07:31,648 INFO L82 PathProgramCache]: Analyzing trace with hash 248144892, now seen corresponding path program 24 times [2021-06-06 05:07:31,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:07:31,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787368414] [2021-06-06 05:07:31,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:07:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:07:32,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:07:32,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:07:32,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787368414] [2021-06-06 05:07:32,122 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787368414] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:07:32,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [885494352] [2021-06-06 05:07:32,122 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 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 05:07:32,340 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 05:07:32,340 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:07:32,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 05:07:32,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:07:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:07:32,590 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [885494352] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:07:32,590 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:07:32,590 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-06-06 05:07:32,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108283510] [2021-06-06 05:07:32,590 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 05:07:32,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:07:32,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 05:07:32,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 05:07:32,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:07:32,591 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:07:32,592 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.864864864864865) internal successors, (106), 36 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 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:07:32,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:07:32,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:08:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:08:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:08:03,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:08:03,525 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 05:08:03,525 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:08:03,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:08:03,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1276935544, now seen corresponding path program 25 times [2021-06-06 05:08:03,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:08:03,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373960648] [2021-06-06 05:08:03,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:08:03,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:08:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-06-06 05:08:04,379 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:08:04,379 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1373960648] [2021-06-06 05:08:04,379 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1373960648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:08:04,379 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1564743731] [2021-06-06 05:08:04,379 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 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 05:08:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:08:04,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 05:08:04,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:08:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-06-06 05:08:04,688 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1564743731] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:08:04,688 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:08:04,688 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-06-06 05:08:04,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976335905] [2021-06-06 05:08:04,688 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-06 05:08:04,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:08:04,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-06 05:08:04,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-06-06 05:08:04,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:08:04,689 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:08:04,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3461538461538463) internal successors, (122), 51 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 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:08:04,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:08:34,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:08:34,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:08:34,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:08:34,820 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-06 05:08:34,820 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:08:34,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:08:34,821 INFO L82 PathProgramCache]: Analyzing trace with hash -2020765398, now seen corresponding path program 26 times [2021-06-06 05:08:34,821 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:08:34,821 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574547911] [2021-06-06 05:08:34,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:08:34,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:08:35,335 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:08:35,335 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:08:35,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574547911] [2021-06-06 05:08:35,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574547911] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:08:35,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1317034810] [2021-06-06 05:08:35,335 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 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 05:08:35,402 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:08:35,403 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:08:35,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 05:08:35,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:08:36,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-06-06 05:08:36,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1317034810] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:08:36,702 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:08:36,702 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-06-06 05:08:36,702 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837154964] [2021-06-06 05:08:36,703 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-06 05:08:36,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:08:36,703 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-06 05:08:36,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-06-06 05:08:36,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:08:36,704 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:08:36,704 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.5526315789473686) internal successors, (194), 75 states have internal predecessors, (194), 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 05:08:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:08:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:08:36,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:36,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:08:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:08:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:08:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:08:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:08:36,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:09:11,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:09:11,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:09:11,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:09:11,768 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-06 05:09:11,769 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:09:11,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:09:11,769 INFO L82 PathProgramCache]: Analyzing trace with hash -743840456, now seen corresponding path program 27 times [2021-06-06 05:09:11,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:09:11,769 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641980585] [2021-06-06 05:09:11,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:09:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:09:12,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:09:12,430 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:09:12,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641980585] [2021-06-06 05:09:12,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641980585] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:09:12,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503736240] [2021-06-06 05:09:12,430 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 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 05:09:12,556 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-06-06 05:09:12,557 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:09:12,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 05:09:12,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:09:12,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:09:12,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503736240] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:09:12,806 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:09:12,806 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 40 [2021-06-06 05:09:12,806 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265157270] [2021-06-06 05:09:12,806 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-06 05:09:12,806 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:09:12,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-06 05:09:12,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2021-06-06 05:09:12,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:09:12,807 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:09:12,807 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.8292682926829267) internal successors, (116), 40 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 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:09:12,807 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:09:12,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:09:12,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:09:12,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:09:12,808 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:09:49,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:09:49,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:09:49,390 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-06 05:09:49,390 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:09:49,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:09:49,390 INFO L82 PathProgramCache]: Analyzing trace with hash 157525964, now seen corresponding path program 28 times [2021-06-06 05:09:49,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:09:49,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50369997] [2021-06-06 05:09:49,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:09:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:09:50,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 961 proven. 361 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-06-06 05:09:50,317 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:09:50,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50369997] [2021-06-06 05:09:50,317 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50369997] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:09:50,317 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731073729] [2021-06-06 05:09:50,317 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 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 05:09:50,385 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:09:50,386 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:09:50,387 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-06 05:09:50,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:09:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 829 proven. 361 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-06-06 05:09:50,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1731073729] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:09:50,611 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:09:50,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-06-06 05:09:50,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986531747] [2021-06-06 05:09:50,611 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 05:09:50,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:09:50,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 05:09:50,612 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 05:09:50,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:09:50,612 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:09:50,612 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.3333333333333335) internal successors, (126), 53 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 05:09:50,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:09:50,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:50,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:09:50,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:50,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:09:50,613 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:10:27,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:10:27,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:10:27,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:10:27,965 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:10:27,966 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:10:27,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:10:27,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1962060818, now seen corresponding path program 29 times [2021-06-06 05:10:27,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:10:27,966 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955768233] [2021-06-06 05:10:27,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:10:27,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:10:28,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 324 proven. 669 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:10:28,656 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:10:28,656 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955768233] [2021-06-06 05:10:28,656 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955768233] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:10:28,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626554482] [2021-06-06 05:10:28,657 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 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 05:10:28,898 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-06 05:10:28,898 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:10:28,902 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 53 conjunts are in the unsatisfiable core [2021-06-06 05:10:28,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:10:30,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 900 proven. 593 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-06-06 05:10:30,405 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626554482] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:10:30,405 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:10:30,405 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 52] total 83 [2021-06-06 05:10:30,405 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065209768] [2021-06-06 05:10:30,406 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-06 05:10:30,406 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:10:30,406 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-06 05:10:30,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1266, Invalid=5706, Unknown=0, NotChecked=0, Total=6972 [2021-06-06 05:10:30,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:10:30,408 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:10:30,408 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.6547619047619047) internal successors, (223), 83 states have internal predecessors, (223), 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 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:10:30,408 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:10:30,409 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:10:30,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:10:30,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:13:03,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:13:03,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1067 states. [2021-06-06 05:13:03,776 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:13:03,777 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:13:03,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:13:03,777 INFO L82 PathProgramCache]: Analyzing trace with hash -1697009538, now seen corresponding path program 30 times [2021-06-06 05:13:03,777 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:13:03,777 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555890573] [2021-06-06 05:13:03,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:13:03,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:13:05,964 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 2326 proven. 461 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:13:05,965 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:13:05,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555890573] [2021-06-06 05:13:05,965 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555890573] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:13:05,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350662095] [2021-06-06 05:13:05,965 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 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 05:13:06,264 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 05:13:06,264 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:13:06,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 05:13:06,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:13:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 1261 proven. 400 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2021-06-06 05:13:07,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350662095] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:13:07,986 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:13:07,986 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 43] total 116 [2021-06-06 05:13:07,986 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406156307] [2021-06-06 05:13:07,986 INFO L462 AbstractCegarLoop]: Interpolant automaton has 117 states [2021-06-06 05:13:07,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:13:07,987 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2021-06-06 05:13:07,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1998, Invalid=11574, Unknown=0, NotChecked=0, Total=13572 [2021-06-06 05:13:07,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:13:07,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:13:07,989 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 117 states, 117 states have (on average 2.5384615384615383) internal successors, (297), 116 states have internal predecessors, (297), 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 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:13:07,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:13:07,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:13:07,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:13:07,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1067 states. [2021-06-06 05:13:07,990 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.