/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/three-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 05:14:26,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 05:14:26,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 05:14:26,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-06-06 05:14:26,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-06-06 05:14:26,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-06-06 05:14:26,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-06-06 05:14:26,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-06-06 05:14:26,811 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-06-06 05:14:26,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-06-06 05:14:26,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-06-06 05:14:26,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-06-06 05:14:26,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-06 05:14:26,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-06 05:14:26,820 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-06 05:14:26,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-06 05:14:26,823 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-06 05:14:26,824 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-06 05:14:26,826 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-06 05:14:26,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-06 05:14:26,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-06 05:14:26,833 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-06 05:14:26,834 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-06 05:14:26,836 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-06 05:14:26,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-06 05:14:26,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-06 05:14:26,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-06 05:14:26,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-06 05:14:26,854 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 05:14:26,888 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 05:14:26,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 05:14:26,888 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 05:14:26,888 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 05:14:26,891 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 05:14:26,891 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 05:14:26,891 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 05:14:26,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 05:14:26,891 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 05:14:26,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 05:14:26,892 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 05:14:26,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 05:14:26,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 05:14:26,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 05:14:26,893 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 05:14:26,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 05:14:26,894 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 05:14:26,895 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 05:14:26,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 05:14:26,895 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 05:14:26,895 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 05:14:27,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 05:14:27,233 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 05:14:27,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 05:14:27,236 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 05:14:27,237 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 05:14:27,238 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl [2021-06-06 05:14:27,238 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/three-array-sum.wvr.bpl' [2021-06-06 05:14:27,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 05:14:27,264 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 05:14:27,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 05:14:27,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 05:14:27,265 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 05:14:27,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 05:14:27,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 05:14:27,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 05:14:27,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 05:14:27,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,309 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/1) ... [2021-06-06 05:14:27,314 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 05:14:27,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 05:14:27,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 05:14:27,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 05:14:27,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (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 05:14:27,394 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 05:14:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 05:14:27,394 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 05:14:27,394 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 05:14:27,394 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 05:14:27,394 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 05:14:27,395 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 05:14:27,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 05:14:27,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 05:14:27,396 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 05:14:27,397 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 05:14:27,397 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 05:14:27,397 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 05:14:27,680 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 05:14:27,681 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 05:14:27,682 INFO L202 PluginConnector]: Adding new model three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:14:27 BoogieIcfgContainer [2021-06-06 05:14:27,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 05:14:27,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 05:14:27,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 05:14:27,686 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 05:14:27,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:14:27" (1/2) ... [2021-06-06 05:14:27,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7abf4127 and model type three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 05:14:27, skipping insertion in model container [2021-06-06 05:14:27,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "three-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:14:27" (2/2) ... [2021-06-06 05:14:27,688 INFO L111 eAbstractionObserver]: Analyzing ICFG three-array-sum.wvr.bpl [2021-06-06 05:14:27,708 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 05:14:27,709 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 05:14:27,709 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 05:14:27,709 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 05:14:27,785 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-06 05:14:27,812 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) [2021-06-06 05:14:27,871 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 05:14:27,871 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 05:14:27,872 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 05:14:27,872 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 05:14:27,872 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 05:14:27,872 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 05:14:27,872 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 05:14:27,872 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-06 05:14:27,959 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:27,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:27,965 INFO L82 PathProgramCache]: Analyzing trace with hash 616344469, now seen corresponding path program 1 times [2021-06-06 05:14:27,974 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:27,975 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672724601] [2021-06-06 05:14:27,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:28,131 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 05:14:28,132 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:28,132 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672724601] [2021-06-06 05:14:28,133 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672724601] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:14:28,133 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:14:28,133 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:14:28,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141771427] [2021-06-06 05:14:28,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 05:14:28,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:28,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 05:14:28,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 05:14:28,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,149 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:28,151 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 05:14:28,151 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:28,195 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 05:14:28,195 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:28,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:28,195 INFO L82 PathProgramCache]: Analyzing trace with hash 365340407, now seen corresponding path program 1 times [2021-06-06 05:14:28,196 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:28,196 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447800561] [2021-06-06 05:14:28,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:28,240 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 05:14:28,241 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:28,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447800561] [2021-06-06 05:14:28,241 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447800561] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:28,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274873784] [2021-06-06 05:14:28,242 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 05:14:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:28,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 05:14:28,291 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:28,369 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 05:14:28,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274873784] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:14:28,370 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 05:14:28,370 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-06-06 05:14:28,371 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622340558] [2021-06-06 05:14:28,371 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:14:28,371 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:28,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:14:28,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-06 05:14:28,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,372 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:28,373 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 05:14:28,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:28,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:28,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:28,625 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:28,625 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:28,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:28,626 INFO L82 PathProgramCache]: Analyzing trace with hash -253223918, now seen corresponding path program 1 times [2021-06-06 05:14:28,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:28,626 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309785676] [2021-06-06 05:14:28,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:28,666 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 05:14:28,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:28,667 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309785676] [2021-06-06 05:14:28,667 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309785676] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:14:28,667 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:14:28,667 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:14:28,668 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1897451113] [2021-06-06 05:14:28,670 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:14:28,670 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:28,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:14:28,671 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 05:14:28,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,671 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:28,672 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 05:14:28,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:28,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:28,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:28,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:28,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:28,742 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 05:14:28,742 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:28,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:28,743 INFO L82 PathProgramCache]: Analyzing trace with hash -1978728107, now seen corresponding path program 2 times [2021-06-06 05:14:28,743 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:28,743 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087785958] [2021-06-06 05:14:28,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:28,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:28,807 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 05:14:28,808 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:28,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087785958] [2021-06-06 05:14:28,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087785958] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:28,808 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899901932] [2021-06-06 05:14:28,808 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 05:14:28,890 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:14:28,890 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:28,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 05:14:28,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:28,990 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 05:14:28,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899901932] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:28,990 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:28,990 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-06-06 05:14:28,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326347498] [2021-06-06 05:14:28,991 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 05:14:28,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:28,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 05:14:28,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-06-06 05:14:28,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:28,992 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:28,992 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 05:14:28,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:28,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:28,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:28,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:29,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:29,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:29,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:29,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:29,467 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:29,468 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:29,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:29,468 INFO L82 PathProgramCache]: Analyzing trace with hash 687231191, now seen corresponding path program 3 times [2021-06-06 05:14:29,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:29,469 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94501271] [2021-06-06 05:14:29,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:29,874 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 05:14:29,874 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:29,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94501271] [2021-06-06 05:14:29,874 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94501271] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:29,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [618640177] [2021-06-06 05:14:29,875 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 05:14:29,927 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 05:14:29,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:29,928 INFO L263 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 33 conjunts are in the unsatisfiable core [2021-06-06 05:14:29,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:30,062 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 18 treesize of output 17 [2021-06-06 05:14:30,064 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,078 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:30,081 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,081 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:48, output treesize:47 [2021-06-06 05:14:30,172 INFO L446 ElimStorePlain]: Different costs {1=[v_C_11], 5=[A, B]} [2021-06-06 05:14:30,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:30,179 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 30 treesize of output 32 [2021-06-06 05:14:30,181 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,195 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:30,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:30,200 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:14:30,202 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 28 [2021-06-06 05:14:30,205 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,214 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:30,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:30,222 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:14:30,223 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 21 [2021-06-06 05:14:30,225 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,232 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:30,233 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,233 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:54, output treesize:20 [2021-06-06 05:14:30,307 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 05:14:30,309 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,313 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:30,314 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:30,314 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:11 [2021-06-06 05:14:30,342 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 05:14:30,343 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [618640177] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:30,343 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:30,343 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2021-06-06 05:14:30,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214331132] [2021-06-06 05:14:30,343 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 05:14:30,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:30,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 05:14:30,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2021-06-06 05:14:30,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:30,344 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:30,345 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3846153846153846) internal successors, (44), 12 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 05:14:30,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:30,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:30,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:30,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:30,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:30,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:30,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:30,661 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:30,661 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:30,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:30,662 INFO L82 PathProgramCache]: Analyzing trace with hash -669776971, now seen corresponding path program 4 times [2021-06-06 05:14:30,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:30,662 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410652205] [2021-06-06 05:14:30,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:30,735 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 05:14:30,735 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:30,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410652205] [2021-06-06 05:14:30,735 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410652205] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:30,735 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [175576803] [2021-06-06 05:14:30,735 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 05:14:30,781 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:14:30,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:30,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-06 05:14:30,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:30,900 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 05:14:30,900 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [175576803] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:30,900 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:30,900 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-06 05:14:30,901 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500122349] [2021-06-06 05:14:30,901 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-06 05:14:30,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:30,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-06 05:14:30,902 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-06 05:14:30,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:30,902 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:30,902 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 05:14:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:30,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:30,903 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:31,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:31,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:31,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:31,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:31,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:31,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:31,643 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 05:14:31,643 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:31,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:31,643 INFO L82 PathProgramCache]: Analyzing trace with hash -838265063, now seen corresponding path program 5 times [2021-06-06 05:14:31,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:31,644 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009672023] [2021-06-06 05:14:31,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:31,715 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 05:14:31,715 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:31,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009672023] [2021-06-06 05:14:31,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009672023] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:31,716 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [115606846] [2021-06-06 05:14:31,716 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 05:14:31,757 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 05:14:31,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:31,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 05:14:31,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:31,953 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 05:14:31,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [115606846] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:31,954 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:31,954 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-06 05:14:31,954 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113092598] [2021-06-06 05:14:31,955 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-06 05:14:31,956 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:31,956 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-06 05:14:31,956 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-06 05:14:31,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:31,957 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:31,957 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 05:14:31,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:31,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:31,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:31,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:31,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:31,957 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:31,958 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:32,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:32,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:32,698 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:32,698 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:32,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:32,699 INFO L82 PathProgramCache]: Analyzing trace with hash -1309979625, now seen corresponding path program 6 times [2021-06-06 05:14:32,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:32,699 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212819766] [2021-06-06 05:14:32,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:33,399 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 05:14:33,399 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:33,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212819766] [2021-06-06 05:14:33,399 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212819766] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:33,399 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017491340] [2021-06-06 05:14:33,399 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 05:14:33,458 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-06 05:14:33,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:33,459 WARN L261 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 67 conjunts are in the unsatisfiable core [2021-06-06 05:14:33,461 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:33,875 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 12 treesize of output 11 [2021-06-06 05:14:33,876 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:33,892 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:33,895 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 05:14:33,895 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-06-06 05:14:34,006 INFO L354 Elim1Store]: treesize reduction 29, result has 14.7 percent of original size [2021-06-06 05:14:34,006 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2021-06-06 05:14:34,008 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:34,030 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:34,032 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 05:14:34,032 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:82, output treesize:81 [2021-06-06 05:14:34,159 INFO L354 Elim1Store]: treesize reduction 72, result has 15.3 percent of original size [2021-06-06 05:14:34,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 52 [2021-06-06 05:14:34,161 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:34,185 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:34,188 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 05:14:34,188 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:99, output treesize:98 [2021-06-06 05:14:34,403 INFO L446 ElimStorePlain]: Different costs {6=[v_C_15], 28=[A, B]} [2021-06-06 05:14:34,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,433 INFO L354 Elim1Store]: treesize reduction 49, result has 9.3 percent of original size [2021-06-06 05:14:34,433 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 64 treesize of output 72 [2021-06-06 05:14:34,436 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:34,470 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:34,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,594 INFO L354 Elim1Store]: treesize reduction 30, result has 76.7 percent of original size [2021-06-06 05:14:34,594 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 82 treesize of output 154 [2021-06-06 05:14:34,681 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-06-06 05:14:34,896 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 61 [2021-06-06 05:14:34,897 INFO L628 ElimStorePlain]: treesize reduction 738, result has 15.5 percent of original size [2021-06-06 05:14:34,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:34,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:35,000 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:35,001 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 9 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 18 case distinctions, treesize of input 116 treesize of output 208 [2021-06-06 05:14:36,791 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 363 [2021-06-06 05:14:36,920 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 483 DAG size of output: 363 [2021-06-06 05:14:37,055 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 520 DAG size of output: 354 [2021-06-06 05:14:37,151 INFO L550 ElimStorePlain]: Start of recursive call 4: 12 dim-0 vars, End of recursive call: and 5 xjuncts. [2021-06-06 05:14:39,665 WARN L205 SmtUtils]: Spent 2.51 s on a formula simplification. DAG size of input: 355 DAG size of output: 47 [2021-06-06 05:14:39,665 INFO L628 ElimStorePlain]: treesize reduction 3791, result has 2.4 percent of original size [2021-06-06 05:14:39,690 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:39,690 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 4 variables, input treesize:121, output treesize:164 [2021-06-06 05:14:40,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:14:40,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:40,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:14:40,254 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:14:40,259 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 6 disjoint index pairs (out of 21 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 17 [2021-06-06 05:14:40,261 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:40,268 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:40,269 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:40,269 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:15 [2021-06-06 05:14:40,362 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:14:40,362 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017491340] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:40,362 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:40,362 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 19] total 30 [2021-06-06 05:14:40,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740649644] [2021-06-06 05:14:40,363 INFO L462 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-06-06 05:14:40,363 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:40,364 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-06-06 05:14:40,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=861, Unknown=0, NotChecked=0, Total=930 [2021-06-06 05:14:40,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:40,364 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:40,364 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.5161290322580645) internal successors, (78), 30 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 05:14:40,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:40,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:41,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:41,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:41,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:41,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:41,573 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:41,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:41,573 INFO L82 PathProgramCache]: Analyzing trace with hash -1502633355, now seen corresponding path program 7 times [2021-06-06 05:14:41,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:41,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143260369] [2021-06-06 05:14:41,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:41,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:41,677 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 05:14:41,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:41,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143260369] [2021-06-06 05:14:41,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143260369] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:41,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982497551] [2021-06-06 05:14:41,678 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 05:14:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:41,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 05:14:41,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:41,814 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 05:14:41,815 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982497551] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:41,815 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:41,815 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-06 05:14:41,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675918743] [2021-06-06 05:14:41,815 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-06 05:14:41,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:41,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-06 05:14:41,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-06-06 05:14:41,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:41,816 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:41,816 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 05:14:41,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:41,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:41,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:41,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:41,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:41,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:41,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:41,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:41,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:42,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:42,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:42,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2021-06-06 05:14:42,325 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:42,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:42,325 INFO L82 PathProgramCache]: Analyzing trace with hash 402005401, now seen corresponding path program 8 times [2021-06-06 05:14:42,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:42,325 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786281847] [2021-06-06 05:14:42,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:42,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:42,423 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 05:14:42,424 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:42,424 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786281847] [2021-06-06 05:14:42,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [786281847] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:42,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1847670755] [2021-06-06 05:14:42,429 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 05:14:42,472 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:14:42,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:42,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-06 05:14:42,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:42,565 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 05:14:42,565 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1847670755] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:42,565 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:42,565 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-06 05:14:42,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173798043] [2021-06-06 05:14:42,566 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 05:14:42,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:42,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 05:14:42,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-06 05:14:42,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:42,566 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:42,567 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 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:42,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:42,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:42,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:42,936 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:42,937 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:42,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:42,937 INFO L82 PathProgramCache]: Analyzing trace with hash 1458180347, now seen corresponding path program 9 times [2021-06-06 05:14:42,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:42,937 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346010723] [2021-06-06 05:14:42,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:43,059 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 05:14:43,059 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:43,059 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346010723] [2021-06-06 05:14:43,059 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346010723] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:43,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254527015] [2021-06-06 05:14:43,060 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 05:14:43,113 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-06 05:14:43,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:43,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 05:14:43,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:43,324 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 05:14:43,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254527015] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:43,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:43,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-06-06 05:14:43,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751366260] [2021-06-06 05:14:43,325 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-06 05:14:43,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:43,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-06 05:14:43,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-06 05:14:43,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:43,326 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:43,326 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 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:43,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:45,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:14:45,533 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:14:45,534 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:45,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:45,534 INFO L82 PathProgramCache]: Analyzing trace with hash -370486917, now seen corresponding path program 10 times [2021-06-06 05:14:45,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:45,534 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [72625074] [2021-06-06 05:14:45,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:45,714 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 05:14:45,714 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:45,714 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [72625074] [2021-06-06 05:14:45,714 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [72625074] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:45,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2044022084] [2021-06-06 05:14:45,715 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 05:14:45,782 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:14:45,782 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:45,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-06 05:14:45,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:46,055 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 05:14:46,055 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2044022084] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:46,055 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:46,055 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-06-06 05:14:46,056 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157770980] [2021-06-06 05:14:46,056 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 05:14:46,056 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:46,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 05:14:46,057 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-06-06 05:14:46,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:46,057 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:46,057 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 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:46,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:46,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:46,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:46,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:46,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:14:46,058 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:47,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:14:47,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:14:47,352 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable205 [2021-06-06 05:14:47,352 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:47,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:47,353 INFO L82 PathProgramCache]: Analyzing trace with hash 1058062651, now seen corresponding path program 11 times [2021-06-06 05:14:47,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:47,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613862101] [2021-06-06 05:14:47,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:47,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:48,905 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 16 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:14:48,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:48,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613862101] [2021-06-06 05:14:48,906 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613862101] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:48,906 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1962287955] [2021-06-06 05:14:48,906 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 05:14:48,965 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-06 05:14:48,965 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:48,967 WARN L261 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 101 conjunts are in the unsatisfiable core [2021-06-06 05:14:48,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:49,473 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 12 treesize of output 11 [2021-06-06 05:14:49,474 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,488 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:49,489 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,489 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:98, output treesize:97 [2021-06-06 05:14:49,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,568 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 30 treesize of output 32 [2021-06-06 05:14:49,569 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,587 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:49,588 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,588 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-06-06 05:14:49,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,705 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 47 treesize of output 52 [2021-06-06 05:14:49,706 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:49,730 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,730 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:132, output treesize:131 [2021-06-06 05:14:49,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,840 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 64 treesize of output 72 [2021-06-06 05:14:49,842 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,872 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:49,873 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:49,873 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:149, output treesize:148 [2021-06-06 05:14:49,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:49,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,005 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 81 treesize of output 92 [2021-06-06 05:14:50,007 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:50,052 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:50,053 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:50,053 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:166, output treesize:165 [2021-06-06 05:14:50,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:14:50,192 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 98 treesize of output 112 [2021-06-06 05:14:50,194 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:50,251 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:50,252 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:50,252 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:186, output treesize:185 [2021-06-06 05:14:51,644 INFO L446 ElimStorePlain]: Different costs {0=[A, B], 7=[v_C_22]} [2021-06-06 05:14:51,649 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 103 treesize of output 75 [2021-06-06 05:14:51,656 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:51,670 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:51,675 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 83 treesize of output 55 [2021-06-06 05:14:51,677 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:51,686 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:51,689 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:14:51,690 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 67 [2021-06-06 05:14:51,692 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:51,701 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:51,701 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:51,702 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:153, output treesize:41 [2021-06-06 05:14:51,794 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 26 treesize of output 12 [2021-06-06 05:14:51,795 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:14:51,797 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:14:51,797 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:14:51,797 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:5 [2021-06-06 05:14:51,859 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 05:14:51,859 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1962287955] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:51,859 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:51,859 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25] total 48 [2021-06-06 05:14:51,859 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504905255] [2021-06-06 05:14:51,860 INFO L462 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-06-06 05:14:51,860 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:51,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-06-06 05:14:51,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=222, Invalid=2130, Unknown=0, NotChecked=0, Total=2352 [2021-06-06 05:14:51,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:51,862 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:51,862 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.5306122448979593) internal successors, (124), 48 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:51,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:51,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:14:51,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:14:51,863 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:58,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:14:58,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:14:58,522 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable206 [2021-06-06 05:14:58,522 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:14:58,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:14:58,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1558491789, now seen corresponding path program 12 times [2021-06-06 05:14:58,523 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:14:58,523 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298158851] [2021-06-06 05:14:58,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:14:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:14:58,800 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 05:14:58,801 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:14:58,801 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298158851] [2021-06-06 05:14:58,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298158851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:58,801 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721454304] [2021-06-06 05:14:58,801 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 05:14:58,873 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-06 05:14:58,873 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:14:58,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-06 05:14:58,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:14:59,010 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 05:14:59,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721454304] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:14:59,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:14:59,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-06-06 05:14:59,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296226347] [2021-06-06 05:14:59,011 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-06 05:14:59,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:14:59,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-06 05:14:59,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-06-06 05:14:59,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:14:59,013 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:14:59,013 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 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:14:59,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:14:59,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:14:59,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:14:59,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:14:59,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:00,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:00,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:00,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:00,689 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable207 [2021-06-06 05:15:00,689 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:00,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:00,689 INFO L82 PathProgramCache]: Analyzing trace with hash -1668382725, now seen corresponding path program 13 times [2021-06-06 05:15:00,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:00,690 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723197072] [2021-06-06 05:15:00,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:00,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:01,020 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 05:15:01,021 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:01,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723197072] [2021-06-06 05:15:01,021 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723197072] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:01,021 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082427509] [2021-06-06 05:15:01,021 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 05:15:01,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:01,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 05:15:01,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:01,209 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 05:15:01,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082427509] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:01,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:01,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-06-06 05:15:01,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831219522] [2021-06-06 05:15:01,209 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-06 05:15:01,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:01,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-06 05:15:01,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-06-06 05:15:01,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:01,210 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:01,210 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 05:15:01,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:01,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:01,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:02,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:02,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:02,572 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:15:02,572 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:02,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:02,573 INFO L82 PathProgramCache]: Analyzing trace with hash -716308263, now seen corresponding path program 14 times [2021-06-06 05:15:02,573 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:02,573 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823872996] [2021-06-06 05:15:02,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:02,804 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 05:15:02,805 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:02,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823872996] [2021-06-06 05:15:02,805 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823872996] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:02,805 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926316025] [2021-06-06 05:15:02,805 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 05:15:02,866 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:15:02,866 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:02,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 05:15:02,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:03,509 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 05:15:03,509 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1926316025] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:03,509 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:03,509 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-06-06 05:15:03,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782935831] [2021-06-06 05:15:03,510 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 05:15:03,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:03,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 05:15:03,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 05:15:03,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:03,511 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:03,511 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 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:03,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:03,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:03,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:03,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:05,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:05,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:05,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:05,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:05,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:06,141 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,16 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:15:06,141 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:06,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:06,144 INFO L82 PathProgramCache]: Analyzing trace with hash 1356945425, now seen corresponding path program 15 times [2021-06-06 05:15:06,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:06,144 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476630925] [2021-06-06 05:15:06,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:06,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:06,535 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 05:15:06,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:06,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476630925] [2021-06-06 05:15:06,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476630925] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:06,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127681914] [2021-06-06 05:15:06,536 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 05:15:06,720 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-06 05:15:06,720 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:06,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-06 05:15:06,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:06,878 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 05:15:06,878 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127681914] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:06,879 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:06,879 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-06-06 05:15:06,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687779145] [2021-06-06 05:15:06,880 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-06 05:15:06,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:06,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-06 05:15:06,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-06-06 05:15:06,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:06,881 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:06,881 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 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:06,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:06,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:06,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:06,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:08,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:08,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:09,038 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:15:09,039 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:09,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:09,039 INFO L82 PathProgramCache]: Analyzing trace with hash -1571832841, now seen corresponding path program 16 times [2021-06-06 05:15:09,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:09,039 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547067566] [2021-06-06 05:15:09,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:09,447 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 05:15:09,447 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:09,447 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547067566] [2021-06-06 05:15:09,448 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547067566] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:09,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1831258859] [2021-06-06 05:15:09,448 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 05:15:09,522 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:15:09,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:09,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 05:15:09,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:09,703 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 05:15:09,703 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1831258859] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:09,703 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:09,703 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-06-06 05:15:09,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757946328] [2021-06-06 05:15:09,704 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-06 05:15:09,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:09,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-06 05:15:09,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-06-06 05:15:09,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:09,705 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:09,706 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 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:09,706 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:09,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:11,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:11,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:11,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:11,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:11,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable211 [2021-06-06 05:15:11,596 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:11,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:11,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1342029995, now seen corresponding path program 17 times [2021-06-06 05:15:11,597 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:11,597 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425551140] [2021-06-06 05:15:11,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:11,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:11,878 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 05:15:11,878 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:11,878 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425551140] [2021-06-06 05:15:11,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425551140] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:11,879 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206905191] [2021-06-06 05:15:11,879 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 05:15:11,988 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-06 05:15:11,988 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:11,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-06 05:15:11,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:12,848 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 05:15:12,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206905191] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:12,848 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:12,848 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-06-06 05:15:12,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771883253] [2021-06-06 05:15:12,849 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-06 05:15:12,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:12,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-06 05:15:12,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-06-06 05:15:12,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:12,850 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:12,850 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 05:15:12,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:12,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:12,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:15,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:15,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:15,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:15,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:16,164 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable212 [2021-06-06 05:15:16,165 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:16,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:16,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1256241771, now seen corresponding path program 18 times [2021-06-06 05:15:16,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:16,165 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632920048] [2021-06-06 05:15:16,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:16,446 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 05:15:16,446 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:16,446 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632920048] [2021-06-06 05:15:16,446 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632920048] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:16,446 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56198091] [2021-06-06 05:15:16,446 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 05:15:16,537 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-06 05:15:16,538 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:16,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 05:15:16,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:17,106 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 05:15:17,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56198091] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:17,107 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:17,107 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-06-06 05:15:17,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549721847] [2021-06-06 05:15:17,107 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-06 05:15:17,107 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:17,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-06 05:15:17,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-06-06 05:15:17,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:17,108 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:17,108 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 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:17,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:17,110 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:36,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:36,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:36,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:15:36,247 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable213 [2021-06-06 05:15:36,247 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:36,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:36,248 INFO L82 PathProgramCache]: Analyzing trace with hash 1166640011, now seen corresponding path program 19 times [2021-06-06 05:15:36,248 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:36,248 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600594552] [2021-06-06 05:15:36,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:37,275 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 05:15:37,276 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:37,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600594552] [2021-06-06 05:15:37,276 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600594552] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:37,276 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270172019] [2021-06-06 05:15:37,276 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 05:15:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:37,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-06 05:15:37,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:38,568 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 05:15:38,568 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [270172019] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:38,568 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:38,568 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-06-06 05:15:38,568 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770975652] [2021-06-06 05:15:38,569 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-06 05:15:38,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:38,569 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-06 05:15:38,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-06-06 05:15:38,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:38,570 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:38,571 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 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:38,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:15:38,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:46,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:46,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:46,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:46,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:46,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:15:46,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:46,707 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable214 [2021-06-06 05:15:46,707 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:46,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:46,708 INFO L82 PathProgramCache]: Analyzing trace with hash 79091565, now seen corresponding path program 20 times [2021-06-06 05:15:46,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:46,708 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237008836] [2021-06-06 05:15:46,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:46,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:47,486 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 05:15:47,486 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:47,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237008836] [2021-06-06 05:15:47,486 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237008836] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:47,486 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1547728586] [2021-06-06 05:15:47,486 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 05:15:47,546 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:15:47,547 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:47,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 05:15:47,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:48,677 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 05:15:48,677 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1547728586] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:48,677 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:48,677 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-06-06 05:15:48,677 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141909616] [2021-06-06 05:15:48,678 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-06 05:15:48,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:48,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-06 05:15:48,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-06-06 05:15:48,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:48,680 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:48,680 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 05:15:48,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:48,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:48,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:48,680 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:48,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:56,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:56,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:56,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:56,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:56,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:15:56,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:56,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:15:56,985 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable215 [2021-06-06 05:15:56,986 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:15:56,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:15:56,986 INFO L82 PathProgramCache]: Analyzing trace with hash -1377912113, now seen corresponding path program 21 times [2021-06-06 05:15:56,986 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:15:56,986 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039976244] [2021-06-06 05:15:56,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:15:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:15:57,442 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 05:15:57,443 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:15:57,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039976244] [2021-06-06 05:15:57,443 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039976244] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:57,443 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1334209884] [2021-06-06 05:15:57,443 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 05:15:57,587 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-06 05:15:57,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:15:57,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 05:15:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:15:57,985 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2021-06-06 05:15:57,987 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 05:15:57,987 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1334209884] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:15:57,987 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:15:57,987 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-06-06 05:15:57,987 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452148789] [2021-06-06 05:15:57,987 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-06 05:15:57,987 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:15:57,988 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-06 05:15:57,988 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-06-06 05:15:57,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:15:57,988 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:15:57,988 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 05:15:57,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:57,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:57,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:15:57,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:15:57,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:16:06,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:16:06,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:16:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:16:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:16:06,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:16:06,317 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:16:06,318 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:16:06,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:16:06,318 INFO L82 PathProgramCache]: Analyzing trace with hash -1399108175, now seen corresponding path program 22 times [2021-06-06 05:16:06,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:16:06,318 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268501288] [2021-06-06 05:16:06,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:16:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:16:11,430 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 144 proven. 636 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:16:11,430 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:16:11,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268501288] [2021-06-06 05:16:11,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268501288] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:16:11,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172450935] [2021-06-06 05:16:11,430 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 05:16:11,507 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:16:11,507 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:16:11,510 WARN L261 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 202 conjunts are in the unsatisfiable core [2021-06-06 05:16:11,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:16:13,584 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 12 treesize of output 11 [2021-06-06 05:16:13,585 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:13,608 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:13,609 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:13,609 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:178, output treesize:177 [2021-06-06 05:16:13,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:13,790 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 30 treesize of output 32 [2021-06-06 05:16:13,791 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:13,819 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:13,820 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:13,820 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:195, output treesize:194 [2021-06-06 05:16:14,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,025 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 47 treesize of output 52 [2021-06-06 05:16:14,026 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,060 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:14,061 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,061 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:212, output treesize:211 [2021-06-06 05:16:14,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,291 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 64 treesize of output 72 [2021-06-06 05:16:14,293 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,331 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:14,332 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,332 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:229, output treesize:228 [2021-06-06 05:16:14,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,597 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 81 treesize of output 92 [2021-06-06 05:16:14,598 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,651 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:14,652 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,652 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:246, output treesize:245 [2021-06-06 05:16:14,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:14,925 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 98 treesize of output 112 [2021-06-06 05:16:14,927 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,976 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:14,978 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:14,978 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:263, output treesize:262 [2021-06-06 05:16:15,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,279 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 115 treesize of output 132 [2021-06-06 05:16:15,281 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:15,340 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:15,341 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:15,341 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:280, output treesize:279 [2021-06-06 05:16:15,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:15,680 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 132 treesize of output 152 [2021-06-06 05:16:15,682 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:15,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:15,742 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:15,742 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:297, output treesize:296 [2021-06-06 05:16:16,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,082 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 149 treesize of output 172 [2021-06-06 05:16:16,084 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:16,150 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:16,151 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:16,151 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:314, output treesize:313 [2021-06-06 05:16:16,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,523 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 166 treesize of output 192 [2021-06-06 05:16:16,525 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:16,598 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:16,599 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:16,599 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:331, output treesize:330 [2021-06-06 05:16:16,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:16,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,020 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 183 treesize of output 212 [2021-06-06 05:16:17,024 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:17,109 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:17,111 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:17,111 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:348, output treesize:347 [2021-06-06 05:16:17,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:17,563 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 200 treesize of output 232 [2021-06-06 05:16:17,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:17,654 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:17,656 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:17,656 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:365, output treesize:364 [2021-06-06 05:16:18,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,130 INFO L244 Elim1Store]: Index analysis took 111 ms [2021-06-06 05:16:18,131 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 217 treesize of output 252 [2021-06-06 05:16:18,133 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:18,300 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2021-06-06 05:16:18,300 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:18,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:18,301 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:382, output treesize:381 [2021-06-06 05:16:18,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:18,816 INFO L244 Elim1Store]: Index analysis took 129 ms [2021-06-06 05:16:18,817 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 234 treesize of output 272 [2021-06-06 05:16:18,820 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:18,925 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-06 05:16:18,925 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:18,926 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:18,927 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:399, output treesize:398 [2021-06-06 05:16:19,314 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2021-06-06 05:16:19,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,507 INFO L244 Elim1Store]: Index analysis took 150 ms [2021-06-06 05:16:19,508 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 328 treesize of output 212 [2021-06-06 05:16:19,511 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:19,531 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:19,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,613 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 259 treesize of output 143 [2021-06-06 05:16:19,614 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:19,621 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:16:19,686 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 109 treesize of output 151 [2021-06-06 05:16:19,689 INFO L550 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:19,698 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:19,698 INFO L550 ElimStorePlain]: Start of recursive call 1: 3 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:19,698 INFO L247 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:411, output treesize:88 [2021-06-06 05:16:22,714 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 05:16:22,716 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:16:22,717 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:16:22,717 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:16:22,718 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:99, output treesize:5 [2021-06-06 05:16:22,789 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 05:16:22,789 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172450935] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:16:22,789 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:16:22,789 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 47] total 94 [2021-06-06 05:16:22,789 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124154926] [2021-06-06 05:16:22,789 INFO L462 AbstractCegarLoop]: Interpolant automaton has 95 states [2021-06-06 05:16:22,790 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:16:22,790 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2021-06-06 05:16:22,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=723, Invalid=8207, Unknown=0, NotChecked=0, Total=8930 [2021-06-06 05:16:22,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:16:22,791 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:16:22,792 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 95 states, 95 states have (on average 2.4842105263157896) internal successors, (236), 94 states have internal predecessors, (236), 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 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:16:22,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:16:29,052 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 142 [2021-06-06 05:16:29,486 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 145 [2021-06-06 05:16:30,146 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 135 [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:17:16,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:17:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:17:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:17:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:16,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:17:16,466 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable217 [2021-06-06 05:17:16,467 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:17:16,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:17:16,467 INFO L82 PathProgramCache]: Analyzing trace with hash 2054970213, now seen corresponding path program 23 times [2021-06-06 05:17:16,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:17:16,467 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095922134] [2021-06-06 05:17:16,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:17:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:17:17,450 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 05:17:17,451 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:17:17,451 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095922134] [2021-06-06 05:17:17,451 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095922134] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:17:17,451 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931469450] [2021-06-06 05:17:17,451 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 05:17:17,731 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-06 05:17:17,732 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:17:17,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-06 05:17:17,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:17:18,092 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 05:17:18,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931469450] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:17:18,092 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:17:18,092 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-06-06 05:17:18,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371901820] [2021-06-06 05:17:18,093 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-06 05:17:18,093 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:17:18,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-06 05:17:18,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-06-06 05:17:18,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:17:18,094 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:17:18,094 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 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:17:18,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:17:41,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:17:41,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:17:41,738 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:17:41,739 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:17:41,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:17:41,739 INFO L82 PathProgramCache]: Analyzing trace with hash -1676792253, now seen corresponding path program 24 times [2021-06-06 05:17:41,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:17:41,739 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178577433] [2021-06-06 05:17:41,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:17:41,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:17:42,334 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 05:17:42,334 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:17:42,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178577433] [2021-06-06 05:17:42,334 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178577433] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:17:42,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1806583338] [2021-06-06 05:17:42,334 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 05:17:42,601 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 05:17:42,601 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:17:42,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-06 05:17:42,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:17:42,851 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 05:17:42,852 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1806583338] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:17:42,852 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:17:42,852 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-06-06 05:17:42,852 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505798118] [2021-06-06 05:17:42,852 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-06 05:17:42,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:17:42,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-06 05:17:42,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-06-06 05:17:42,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:17:42,853 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:17:42,853 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 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:17:42,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:17:42,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:18:14,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:14,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:14,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:18:14,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:18:14,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:18:15,039 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable219 [2021-06-06 05:18:15,039 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:18:15,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:18:15,039 INFO L82 PathProgramCache]: Analyzing trace with hash -654188411, now seen corresponding path program 25 times [2021-06-06 05:18:15,040 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:18:15,040 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682112046] [2021-06-06 05:18:15,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:18:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:18:16,005 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 05:18:16,006 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:18:16,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682112046] [2021-06-06 05:18:16,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682112046] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:18:16,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [917750152] [2021-06-06 05:18:16,006 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 05:18:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:18:16,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 05:18:16,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:18:16,299 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 05:18:16,299 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [917750152] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:18:16,299 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:18:16,300 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-06-06 05:18:16,300 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [144152382] [2021-06-06 05:18:16,301 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-06 05:18:16,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:18:16,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-06 05:18:16,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-06-06 05:18:16,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:18:16,303 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:18:16,303 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 05:18:16,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:16,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:16,303 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:16,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:18:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:18:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:18:16,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:18:47,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:18:47,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:18:47,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:18:47,305 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:18:47,305 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:18:47,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:18:47,305 INFO L82 PathProgramCache]: Analyzing trace with hash -560519065, now seen corresponding path program 26 times [2021-06-06 05:18:47,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:18:47,306 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750347814] [2021-06-06 05:18:47,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:18:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:18:47,910 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 05:18:47,910 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:18:47,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750347814] [2021-06-06 05:18:47,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750347814] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:18:47,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614955972] [2021-06-06 05:18:47,910 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 05:18:47,985 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:18:47,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:18:47,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 05:18:47,988 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:18:49,244 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 05:18:49,245 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614955972] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:18:49,245 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:18:49,245 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-06-06 05:18:49,245 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1671040442] [2021-06-06 05:18:49,245 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-06 05:18:49,245 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:18:49,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-06 05:18:49,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-06-06 05:18:49,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:18:49,247 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:18:49,247 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 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:18:49,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:18:49,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:19:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:19:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:19:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:19:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:19:26,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:19:26,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:19:26,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:19:26,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable221 [2021-06-06 05:19:26,782 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:19:26,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:19:26,783 INFO L82 PathProgramCache]: Analyzing trace with hash 1953847615, now seen corresponding path program 27 times [2021-06-06 05:19:26,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:19:26,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88565062] [2021-06-06 05:19:26,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:19:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:19:27,439 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 05:19:27,440 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:19:27,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88565062] [2021-06-06 05:19:27,440 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88565062] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:19:27,440 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789474009] [2021-06-06 05:19:27,440 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 05:19:27,591 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-06-06 05:19:27,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:19:27,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-06 05:19:27,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:19:27,834 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 05:19:27,834 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789474009] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:19:27,835 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:19:27,835 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 40 [2021-06-06 05:19:27,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483013088] [2021-06-06 05:19:27,835 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-06 05:19:27,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:19:27,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-06 05:19:27,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2021-06-06 05:19:27,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:19:27,836 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:19:27,836 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 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:19:27,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:19:27,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:19:27,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:19:27,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:20:07,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:20:07,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:20:07,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:20:07,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:20:07,334 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable222 [2021-06-06 05:20:07,334 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:20:07,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:20:07,335 INFO L82 PathProgramCache]: Analyzing trace with hash -423295991, now seen corresponding path program 28 times [2021-06-06 05:20:07,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:20:07,335 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626707663] [2021-06-06 05:20:07,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:20:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:20:08,448 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 05:20:08,448 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:20:08,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626707663] [2021-06-06 05:20:08,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626707663] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:20:08,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2026875912] [2021-06-06 05:20:08,449 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 05:20:08,521 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:20:08,522 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:20:08,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-06 05:20:08,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:20:08,746 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 05:20:08,746 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2026875912] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:20:08,746 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:20:08,746 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-06-06 05:20:08,746 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913103190] [2021-06-06 05:20:08,746 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 05:20:08,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:20:08,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 05:20:08,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 05:20:08,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:20:08,747 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:20:08,748 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 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:20:08,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:20:08,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:20:08,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:20:08,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:20:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:20:47,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:20:47,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:20:47,286 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable223 [2021-06-06 05:20:47,286 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:20:47,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:20:47,287 INFO L82 PathProgramCache]: Analyzing trace with hash -1785505429, now seen corresponding path program 29 times [2021-06-06 05:20:47,287 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:20:47,287 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929058420] [2021-06-06 05:20:47,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:20:47,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:20:47,905 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 05:20:47,905 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:20:47,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929058420] [2021-06-06 05:20:47,905 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929058420] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:20:47,905 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [942859005] [2021-06-06 05:20:47,905 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 05:20:48,199 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-06 05:20:48,200 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:20:48,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 05:20:48,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:20:48,446 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 11 [2021-06-06 05:20:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 361 proven. 1022 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2021-06-06 05:20:49,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [942859005] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:20:49,090 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:20:49,090 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 41] total 61 [2021-06-06 05:20:49,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192313551] [2021-06-06 05:20:49,091 INFO L462 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-06-06 05:20:49,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:20:49,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-06-06 05:20:49,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=672, Invalid=3110, Unknown=0, NotChecked=0, Total=3782 [2021-06-06 05:20:49,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:20:49,092 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:20:49,092 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 2.629032258064516) internal successors, (163), 61 states have internal predecessors, (163), 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 05:20:49,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:49,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:49,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:49,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:20:49,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:20:54,279 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:22:22,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:22:22,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:22:22,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 627 states. [2021-06-06 05:22:22,972 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:22:22,973 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:22:22,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:22:22,973 INFO L82 PathProgramCache]: Analyzing trace with hash 1616771333, now seen corresponding path program 30 times [2021-06-06 05:22:22,973 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:22:22,973 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320041117] [2021-06-06 05:22:22,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:22:22,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:22:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2012 backedges. 740 proven. 400 refuted. 0 times theorem prover too weak. 872 trivial. 0 not checked. [2021-06-06 05:22:23,922 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:22:23,922 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320041117] [2021-06-06 05:22:23,922 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320041117] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:22:23,922 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1697702856] [2021-06-06 05:22:23,922 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 05:22:24,179 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 05:22:24,180 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:22:24,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-06 05:22:24,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:22:24,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2012 backedges. 712 proven. 400 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-06 05:22:24,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1697702856] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:22:24,977 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:22:24,977 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 65 [2021-06-06 05:22:24,977 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245258436] [2021-06-06 05:22:24,977 INFO L462 AbstractCegarLoop]: Interpolant automaton has 66 states [2021-06-06 05:22:24,977 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:22:24,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2021-06-06 05:22:24,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=761, Invalid=3529, Unknown=0, NotChecked=0, Total=4290 [2021-06-06 05:22:24,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:22:24,978 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:22:24,978 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 66 states, 66 states have (on average 2.9242424242424243) internal successors, (193), 65 states have internal predecessors, (193), 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 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 133 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-06 05:22:24,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 05:22:24,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 627 states. [2021-06-06 05:22:24,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.