/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-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-b7a4f01caba76767183cf06280be652b0b124764-b7a4f01 [2021-06-07 16:03:49,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 16:03:49,345 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 16:03:49,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 16:03:49,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-07 16:03:49,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-07 16:03:49,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-07 16:03:49,429 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-Lockstep.epf [2021-06-07 16:03:49,464 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 16:03:49,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 16:03:49,465 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 16:03:49,465 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 16:03:49,467 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 16:03:49,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 16:03:49,468 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 16:03:49,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 16:03:49,468 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 16:03:49,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 16:03:49,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 16:03:49,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 16:03:49,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 16:03:49,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 16:03:49,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 16:03:49,470 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 16:03:49,470 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 16:03:49,470 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 16:03:49,470 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 16:03:49,470 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 16:03:49,471 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 16:03:49,471 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 16:03:49,471 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 16:03:49,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 16:03:49,471 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 16:03:49,471 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 16:03:49,471 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 16:03:49,472 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 16:03:49,472 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-07 16:03:49,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 16:03:49,472 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 16:03:49,472 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 16:03:49,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 16:03:49,473 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 16:03:49,473 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 16:03:49,796 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 16:03:49,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 16:03:49,823 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 16:03:49,824 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 16:03:49,826 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 16:03:49,826 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl [2021-06-07 16:03:49,827 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl' [2021-06-07 16:03:49,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 16:03:49,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 16:03:49,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 16:03:49,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 16:03:49,867 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 16:03:49,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,895 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 16:03:49,896 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 16:03:49,896 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 16:03:49,897 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 16:03:49,903 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,906 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,909 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/1) ... [2021-06-07 16:03:49,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 16:03:49,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 16:03:49,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 16:03:49,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 16:03:49,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (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 [2021-06-07 16:03:49,978 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-07 16:03:49,978 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-07 16:03:49,978 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-07 16:03:49,979 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-07 16:03:49,979 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-07 16:03:49,979 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-07 16:03:49,979 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 16:03:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 16:03:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 16:03:49,981 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-07 16:03:49,981 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-07 16:03:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-07 16:03:49,982 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 16:03:50,219 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 16:03:50,220 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-07 16:03:50,221 INFO L202 PluginConnector]: Adding new model simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 04:03:50 BoogieIcfgContainer [2021-06-07 16:03:50,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 16:03:50,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 16:03:50,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 16:03:50,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 16:03:50,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 04:03:49" (1/2) ... [2021-06-07 16:03:50,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@547e7c28 and model type simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 04:03:50, skipping insertion in model container [2021-06-07 16:03:50,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 04:03:50" (2/2) ... [2021-06-07 16:03:50,227 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-array-sum.wvr.bpl [2021-06-07 16:03:50,232 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 16:03:50,234 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 16:03:50,253 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 16:03:50,254 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 16:03:50,308 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-07 16:03:50,350 INFO L255 AbstractCegarLoop]: Starting to check reachability of 4 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 16:03:50,388 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 16:03:50,388 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 16:03:50,388 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 16:03:50,388 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 16:03:50,389 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 16:03:50,389 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 16:03:50,389 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 16:03:50,389 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 16:03:50,501 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:50,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:50,506 INFO L82 PathProgramCache]: Analyzing trace with hash 1502627428, now seen corresponding path program 1 times [2021-06-07 16:03:50,513 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:50,513 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804910699] [2021-06-07 16:03:50,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:50,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:03:50,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:50,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804910699] [2021-06-07 16:03:50,669 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804910699] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 16:03:50,669 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 16:03:50,669 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 16:03:50,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248885366] [2021-06-07 16:03:50,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 16:03:50,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:50,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 16:03:50,690 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-07 16:03:50,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:50,691 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:50,693 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) [2021-06-07 16:03:50,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:50,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:50,781 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 16:03:50,781 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:50,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:50,782 INFO L82 PathProgramCache]: Analyzing trace with hash -953675390, now seen corresponding path program 1 times [2021-06-07 16:03:50,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:50,782 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790102123] [2021-06-07 16:03:50,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:50,828 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:50,828 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790102123] [2021-06-07 16:03:50,828 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790102123] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:50,829 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69264264] [2021-06-07 16:03:50,829 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 [2021-06-07 16:03:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:50,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-07 16:03:50,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:50,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:03:50,978 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69264264] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 16:03:50,978 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 16:03:50,979 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-06-07 16:03:50,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855567213] [2021-06-07 16:03:50,981 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 16:03:50,981 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:50,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 16:03:50,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-07 16:03:50,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:50,984 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:50,984 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) [2021-06-07 16:03:50,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:50,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:51,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:51,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:03:51,280 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:51,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:51,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1957100449, now seen corresponding path program 1 times [2021-06-07 16:03:51,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:51,281 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768088368] [2021-06-07 16:03:51,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:51,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-07 16:03:51,314 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:51,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768088368] [2021-06-07 16:03:51,314 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768088368] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 16:03:51,315 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 16:03:51,315 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 16:03:51,315 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551826650] [2021-06-07 16:03:51,315 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 16:03:51,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:51,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 16:03:51,316 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 16:03:51,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:51,316 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:51,317 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) [2021-06-07 16:03:51,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:51,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:51,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:51,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,355 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-07 16:03:51,355 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:51,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:51,356 INFO L82 PathProgramCache]: Analyzing trace with hash -1114315356, now seen corresponding path program 2 times [2021-06-07 16:03:51,356 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:51,356 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754517647] [2021-06-07 16:03:51,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:51,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:51,418 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754517647] [2021-06-07 16:03:51,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754517647] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:51,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1066350178] [2021-06-07 16:03:51,419 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 [2021-06-07 16:03:51,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:03:51,469 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:03:51,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 16:03:51,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:51,594 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:03:51,595 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1066350178] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:51,595 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:51,595 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-06-07 16:03:51,596 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261398585] [2021-06-07 16:03:51,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-07 16:03:51,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:51,598 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-07 16:03:51,599 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-06-07 16:03:51,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:51,602 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:51,602 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.181818181818182) internal successors, (46), 10 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) [2021-06-07 16:03:51,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:51,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,602 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:51,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:51,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:51,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:52,152 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:03:52,153 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:52,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:52,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1468481760, now seen corresponding path program 3 times [2021-06-07 16:03:52,154 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:52,154 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980911737] [2021-06-07 16:03:52,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:52,667 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:52,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:52,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980911737] [2021-06-07 16:03:52,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980911737] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:52,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [634344858] [2021-06-07 16:03:52,668 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 [2021-06-07 16:03:52,712 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-07 16:03:52,712 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:03:52,713 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-07 16:03:52,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:53,018 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2021-06-07 16:03:53,019 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:53,038 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:53,044 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. [2021-06-07 16:03:53,044 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:68, output treesize:67 [2021-06-07 16:03:53,135 INFO L446 ElimStorePlain]: Different costs {1=[v_C_15], 3=[A]} [2021-06-07 16:03:53,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:53,141 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-07 16:03:53,143 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:53,163 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:53,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:53,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:53,174 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:03:53,175 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 33 [2021-06-07 16:03:53,178 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:53,191 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:53,196 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:03:53,196 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:70, output treesize:72 [2021-06-07 16:03:53,321 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 35 [2021-06-07 16:03:53,324 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:53,330 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:53,331 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:03:53,333 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:55, output treesize:22 [2021-06-07 16:03:53,380 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:53,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [634344858] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:53,381 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:53,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17 [2021-06-07 16:03:53,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945441492] [2021-06-07 16:03:53,382 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 16:03:53,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:53,383 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 16:03:53,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=265, Unknown=0, NotChecked=0, Total=306 [2021-06-07 16:03:53,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:53,385 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:53,385 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.9444444444444446) internal successors, (53), 17 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) [2021-06-07 16:03:53,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:53,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:53,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:53,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:53,387 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:53,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:53,876 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:03:53,877 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:53,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:53,877 INFO L82 PathProgramCache]: Analyzing trace with hash 555685762, now seen corresponding path program 4 times [2021-06-07 16:03:53,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:53,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197679459] [2021-06-07 16:03:53,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:53,938 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-07 16:03:53,939 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:53,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197679459] [2021-06-07 16:03:53,939 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197679459] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:53,939 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1245920594] [2021-06-07 16:03:53,939 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 [2021-06-07 16:03:53,975 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:03:53,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:03:53,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-07 16:03:53,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:54,077 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 16:03:54,077 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1245920594] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:54,077 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:54,077 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-07 16:03:54,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907269233] [2021-06-07 16:03:54,078 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-07 16:03:54,078 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:54,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-07 16:03:54,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-07 16:03:54,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:54,079 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:54,079 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.9285714285714284) internal successors, (55), 13 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:03:54,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:54,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:54,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:54,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:54,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:54,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:54,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:54,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:54,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:54,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:54,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:54,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:54,804 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-07 16:03:54,805 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:54,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:54,805 INFO L82 PathProgramCache]: Analyzing trace with hash -1979501272, now seen corresponding path program 5 times [2021-06-07 16:03:54,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:54,806 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776237751] [2021-06-07 16:03:54,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:54,886 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-07 16:03:54,887 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:54,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776237751] [2021-06-07 16:03:54,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776237751] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:54,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1268105273] [2021-06-07 16:03:54,887 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 [2021-06-07 16:03:54,925 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-07 16:03:54,925 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:03:54,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-07 16:03:54,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:55,072 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-07 16:03:55,073 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1268105273] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:55,073 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:55,073 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-07 16:03:55,073 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338286661] [2021-06-07 16:03:55,074 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 16:03:55,074 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:55,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 16:03:55,074 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-07 16:03:55,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:55,074 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:55,075 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.5555555555555554) internal successors, (64), 17 states have internal predecessors, (64), 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) [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:55,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:55,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:55,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:03:55,980 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:03:55,981 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:55,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:55,981 INFO L82 PathProgramCache]: Analyzing trace with hash 2460576, now seen corresponding path program 6 times [2021-06-07 16:03:55,981 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:55,982 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114366638] [2021-06-07 16:03:55,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:56,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:56,576 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:56,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114366638] [2021-06-07 16:03:56,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114366638] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:56,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984114328] [2021-06-07 16:03:56,577 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 [2021-06-07 16:03:56,629 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-07 16:03:56,629 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:03:56,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 57 conjunts are in the unsatisfiable core [2021-06-07 16:03:56,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:56,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-06-07 16:03:56,936 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:56,949 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:56,952 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. [2021-06-07 16:03:56,952 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:49, output treesize:48 [2021-06-07 16:03:57,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-07 16:03:57,034 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:57,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:57,052 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. [2021-06-07 16:03:57,052 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:61 [2021-06-07 16:03:57,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,134 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-06-07 16:03:57,136 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:57,156 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:57,159 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. [2021-06-07 16:03:57,159 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:75, output treesize:74 [2021-06-07 16:03:57,275 INFO L446 ElimStorePlain]: Different costs {6=[v_C_19], 28=[A]} [2021-06-07 16:03:57,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,286 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-06-07 16:03:57,288 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:57,311 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:57,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:03:57,380 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:57,381 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 12 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 68 treesize of output 136 [2021-06-07 16:03:57,505 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2021-06-07 16:03:57,597 INFO L628 ElimStorePlain]: treesize reduction 259, result has 24.7 percent of original size [2021-06-07 16:03:57,612 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:03:57,612 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:88, output treesize:116 [2021-06-07 16:03:58,214 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 17 [2021-06-07 16:03:58,215 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:58,221 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:58,222 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:03:58,222 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:42, output treesize:15 [2021-06-07 16:03:58,330 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:58,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984114328] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:58,331 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:58,331 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 19] total 33 [2021-06-07 16:03:58,331 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735037304] [2021-06-07 16:03:58,331 INFO L462 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-06-07 16:03:58,331 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:58,332 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-06-07 16:03:58,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=1046, Unknown=0, NotChecked=0, Total=1122 [2021-06-07 16:03:58,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:58,333 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:58,333 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.411764705882353) internal successors, (82), 33 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) [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:03:58,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:59,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:03:59,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:03:59,385 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:03:59,385 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:59,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:59,385 INFO L82 PathProgramCache]: Analyzing trace with hash -47702334, now seen corresponding path program 7 times [2021-06-07 16:03:59,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:59,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943535418] [2021-06-07 16:03:59,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:59,468 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-07 16:03:59,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:59,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943535418] [2021-06-07 16:03:59,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943535418] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:59,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256093473] [2021-06-07 16:03:59,469 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 [2021-06-07 16:03:59,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:59,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-07 16:03:59,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:59,619 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-07 16:03:59,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256093473] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:59,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:59,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-07 16:03:59,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822672862] [2021-06-07 16:03:59,620 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-07 16:03:59,620 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:59,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-07 16:03:59,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-06-07 16:03:59,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:59,621 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:59,621 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.3076923076923075) internal successors, (43), 12 states have internal predecessors, (43), 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) [2021-06-07 16:03:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:59,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:59,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:59,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:59,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:03:59,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:03:59,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:59,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:03:59,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:00,168 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-07 16:04:00,169 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:00,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:00,169 INFO L82 PathProgramCache]: Analyzing trace with hash -910234264, now seen corresponding path program 8 times [2021-06-07 16:04:00,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:00,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236556989] [2021-06-07 16:04:00,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-07 16:04:00,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:00,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236556989] [2021-06-07 16:04:00,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236556989] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:00,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394158575] [2021-06-07 16:04:00,281 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 [2021-06-07 16:04:00,319 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:04:00,319 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:00,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-07 16:04:00,321 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:00,424 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-07 16:04:00,425 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394158575] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:00,425 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:00,425 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-07 16:04:00,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717114446] [2021-06-07 16:04:00,425 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-07 16:04:00,425 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:00,426 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-07 16:04:00,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-07 16:04:00,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:00,426 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:00,426 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.1333333333333333) internal successors, (47), 14 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:00,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:00,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:00,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:00,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-06-07 16:04:00,886 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:00,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:00,887 INFO L82 PathProgramCache]: Analyzing trace with hash -323829626, now seen corresponding path program 9 times [2021-06-07 16:04:00,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:00,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090179409] [2021-06-07 16:04:00,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:00,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:00,983 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-06-07 16:04:00,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:00,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090179409] [2021-06-07 16:04:00,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090179409] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:00,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224553049] [2021-06-07 16:04:00,984 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 [2021-06-07 16:04:01,039 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-07 16:04:01,039 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:01,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-07 16:04:01,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:01,225 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-07 16:04:01,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224553049] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:01,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:01,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-06-07 16:04:01,226 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864978311] [2021-06-07 16:04:01,227 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-07 16:04:01,227 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:01,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-07 16:04:01,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-07 16:04:01,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:01,228 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:01,228 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.3) internal successors, (66), 19 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:01,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:01,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:01,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:03,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:03,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:03,341 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-06-07 16:04:03,341 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:03,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:03,341 INFO L82 PathProgramCache]: Analyzing trace with hash -902404922, now seen corresponding path program 10 times [2021-06-07 16:04:03,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:03,342 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904312090] [2021-06-07 16:04:03,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:03,519 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-07 16:04:03,519 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:03,519 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904312090] [2021-06-07 16:04:03,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904312090] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:03,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [556642065] [2021-06-07 16:04:03,520 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 [2021-06-07 16:04:03,564 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:04:03,564 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:03,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-07 16:04:03,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:03,801 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-07 16:04:03,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [556642065] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:03,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:03,801 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-06-07 16:04:03,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236212041] [2021-06-07 16:04:03,802 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-07 16:04:03,802 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:03,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-07 16:04:03,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-06-07 16:04:03,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:03,803 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:03,803 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) [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:03,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:03,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:03,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:03,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:03,804 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:04,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:04,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:04,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:05,028 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-06-07 16:04:05,029 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:05,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:05,029 INFO L82 PathProgramCache]: Analyzing trace with hash 2145020422, now seen corresponding path program 11 times [2021-06-07 16:04:05,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:05,029 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333812558] [2021-06-07 16:04:05,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:05,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:06,468 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:04:06,468 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:06,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333812558] [2021-06-07 16:04:06,468 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333812558] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:06,468 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741640505] [2021-06-07 16:04:06,468 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 [2021-06-07 16:04:06,530 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-07 16:04:06,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:06,532 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 88 conjunts are in the unsatisfiable core [2021-06-07 16:04:06,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:06,941 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-06-07 16:04:06,942 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:06,953 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:06,953 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:06,954 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:51 [2021-06-07 16:04:07,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,010 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-07 16:04:07,011 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,024 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:07,025 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,025 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2021-06-07 16:04:07,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,095 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-06-07 16:04:07,096 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,112 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:07,113 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,113 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:78, output treesize:77 [2021-06-07 16:04:07,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,190 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-06-07 16:04:07,192 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,236 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:07,237 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,237 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:90 [2021-06-07 16:04:07,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,349 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-06-07 16:04:07,352 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,381 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:07,383 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,383 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:103 [2021-06-07 16:04:07,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:07,509 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-06-07 16:04:07,511 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,539 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:07,541 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:07,541 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:119 [2021-06-07 16:04:08,378 INFO L446 ElimStorePlain]: Different costs {21=[v_C_26], 70=[A]} [2021-06-07 16:04:08,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,397 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 122 treesize of output 115 [2021-06-07 16:04:08,400 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:08,422 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:08,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:04:08,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,436 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:04:08,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,440 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:04:08,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,450 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:04:08,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,451 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:04:08,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:08,452 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:04:08,454 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 21 disjoint index pairs (out of 91 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 111 [2021-06-07 16:04:08,456 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:08,464 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:08,465 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:08,465 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:52 [2021-06-07 16:04:08,562 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 21 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 23 [2021-06-07 16:04:08,563 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:08,568 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:08,570 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:08,570 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:12 [2021-06-07 16:04:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:04:08,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741640505] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:08,643 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:08,643 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 51 [2021-06-07 16:04:08,644 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209188912] [2021-06-07 16:04:08,645 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-07 16:04:08,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:08,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-07 16:04:08,647 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2296, Unknown=0, NotChecked=0, Total=2652 [2021-06-07 16:04:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:08,648 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:08,648 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3846153846153846) internal successors, (124), 51 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) [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:08,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:08,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:13,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:13,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:14,175 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:04:14,175 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:14,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:14,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1422291764, now seen corresponding path program 12 times [2021-06-07 16:04:14,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:14,175 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256464391] [2021-06-07 16:04:14,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:14,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:14,334 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:14,335 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:14,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256464391] [2021-06-07 16:04:14,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256464391] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:14,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [199123554] [2021-06-07 16:04:14,335 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 [2021-06-07 16:04:14,417 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-07 16:04:14,417 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:14,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-07 16:04:14,420 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:14,562 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [199123554] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:14,562 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:14,562 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-06-07 16:04:14,562 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196970809] [2021-06-07 16:04:14,562 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-07 16:04:14,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:14,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-07 16:04:14,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-06-07 16:04:14,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:14,563 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:14,563 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.263157894736842) internal successors, (62), 18 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) [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:14,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:14,564 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:15,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:15,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:16,180 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-06-07 16:04:16,180 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:16,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:16,180 INFO L82 PathProgramCache]: Analyzing trace with hash -2122320910, now seen corresponding path program 13 times [2021-06-07 16:04:16,180 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:16,180 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825758592] [2021-06-07 16:04:16,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:16,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-06-07 16:04:16,431 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:16,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825758592] [2021-06-07 16:04:16,431 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825758592] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:16,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542317787] [2021-06-07 16:04:16,431 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 [2021-06-07 16:04:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:16,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-07 16:04:16,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-06-07 16:04:16,619 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542317787] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:16,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:16,620 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-06-07 16:04:16,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073648965] [2021-06-07 16:04:16,621 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-07 16:04:16,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:16,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-07 16:04:16,623 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-06-07 16:04:16,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:16,623 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:16,624 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.7037037037037037) internal successors, (73), 26 states have internal predecessors, (73), 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) [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:16,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:18,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:18,214 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:04:18,214 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:18,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:18,214 INFO L82 PathProgramCache]: Analyzing trace with hash 558595220, now seen corresponding path program 14 times [2021-06-07 16:04:18,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:18,214 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431371311] [2021-06-07 16:04:18,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:18,375 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:18,375 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:18,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431371311] [2021-06-07 16:04:18,375 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431371311] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:18,375 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950794126] [2021-06-07 16:04:18,375 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 [2021-06-07 16:04:18,435 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:04:18,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:18,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-07 16:04:18,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-06-07 16:04:18,871 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950794126] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:18,871 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:18,871 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-06-07 16:04:18,871 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240237605] [2021-06-07 16:04:18,871 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-07 16:04:18,871 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:18,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-07 16:04:18,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-06-07 16:04:18,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:18,873 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:18,873 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.875) internal successors, (115), 39 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:18,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:18,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:21,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:21,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:21,679 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2021-06-07 16:04:21,679 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:21,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:21,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1572371248, now seen corresponding path program 15 times [2021-06-07 16:04:21,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:21,680 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237716577] [2021-06-07 16:04:21,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:21,873 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:21,873 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:21,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237716577] [2021-06-07 16:04:21,873 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237716577] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:21,873 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1671214480] [2021-06-07 16:04:21,873 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 [2021-06-07 16:04:21,931 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-07 16:04:21,931 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:21,932 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-07 16:04:21,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:22,099 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:22,100 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1671214480] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:22,100 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:22,100 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-06-07 16:04:22,100 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708493389] [2021-06-07 16:04:22,101 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-07 16:04:22,101 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:22,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-07 16:04:22,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-06-07 16:04:22,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:22,102 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:22,102 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.130434782608696) internal successors, (72), 22 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) [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:22,102 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:22,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:24,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:24,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:24,323 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:04:24,323 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:24,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:24,323 INFO L82 PathProgramCache]: Analyzing trace with hash 2129599094, now seen corresponding path program 16 times [2021-06-07 16:04:24,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:24,324 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308578946] [2021-06-07 16:04:24,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:24,630 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-07 16:04:24,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:24,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308578946] [2021-06-07 16:04:24,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308578946] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:24,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002284323] [2021-06-07 16:04:24,631 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 [2021-06-07 16:04:24,679 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:04:24,680 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:24,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-07 16:04:24,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:24,827 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-06-07 16:04:24,828 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002284323] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:24,828 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:24,828 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-06-07 16:04:24,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800880835] [2021-06-07 16:04:24,828 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-07 16:04:24,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:24,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-07 16:04:24,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-06-07 16:04:24,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:24,829 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:24,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.6551724137931036) internal successors, (77), 28 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:24,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:24,830 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:26,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:26,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:04:26,736 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-06-07 16:04:26,737 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:26,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:26,737 INFO L82 PathProgramCache]: Analyzing trace with hash -727072616, now seen corresponding path program 17 times [2021-06-07 16:04:26,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:26,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346661961] [2021-06-07 16:04:26,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:26,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:26,976 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:26,977 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:26,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346661961] [2021-06-07 16:04:26,977 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346661961] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:26,977 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369291764] [2021-06-07 16:04:26,977 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 [2021-06-07 16:04:27,096 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-07 16:04:27,096 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:27,098 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-07 16:04:27,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:27,819 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-07 16:04:27,819 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1369291764] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:27,819 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:27,819 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-06-07 16:04:27,820 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103296923] [2021-06-07 16:04:27,820 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-07 16:04:27,820 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:27,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-07 16:04:27,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-06-07 16:04:27,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:27,822 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:27,822 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.7058823529411766) internal successors, (138), 50 states have internal predecessors, (138), 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) [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:27,822 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:04:27,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:31,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:31,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:31,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:04:31,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:31,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-06-07 16:04:31,765 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:31,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:31,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1561535700, now seen corresponding path program 18 times [2021-06-07 16:04:31,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:31,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380332686] [2021-06-07 16:04:31,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:31,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:32,045 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-07 16:04:32,045 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:32,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380332686] [2021-06-07 16:04:32,045 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380332686] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:32,045 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783820285] [2021-06-07 16:04:32,046 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 [2021-06-07 16:04:32,143 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-07 16:04:32,143 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:32,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-07 16:04:32,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:32,659 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-06-07 16:04:32,659 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783820285] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:32,659 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:32,659 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-06-07 16:04:32,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648410310] [2021-06-07 16:04:32,660 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-07 16:04:32,660 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:32,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-07 16:04:32,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-06-07 16:04:32,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:32,661 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:32,661 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.9318181818181817) internal successors, (129), 43 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:32,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:32,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:51,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:51,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:51,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:51,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:04:51,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:51,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:04:51,495 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-06-07 16:04:51,495 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:51,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:51,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1348405716, now seen corresponding path program 19 times [2021-06-07 16:04:51,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:51,496 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1670648605] [2021-06-07 16:04:51,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:51,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:04:52,197 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:52,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1670648605] [2021-06-07 16:04:52,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1670648605] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:52,197 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1939365680] [2021-06-07 16:04:52,197 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 [2021-06-07 16:04:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:52,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-07 16:04:52,252 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-06-07 16:04:53,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1939365680] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:53,141 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:53,141 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-06-07 16:04:53,141 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000494375] [2021-06-07 16:04:53,141 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-07 16:04:53,141 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:53,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-07 16:04:53,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-06-07 16:04:53,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:53,143 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:53,144 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.507042253521127) internal successors, (178), 70 states have internal predecessors, (178), 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) [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:04:53,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:04:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:04:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:04:53,145 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:05:01,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:05:01,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:01,725 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-07 16:05:01,725 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:05:01,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:05:01,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1339619126, now seen corresponding path program 20 times [2021-06-07 16:05:01,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:05:01,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685535027] [2021-06-07 16:05:01,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:05:01,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:05:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:05:02,526 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:05:02,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685535027] [2021-06-07 16:05:02,526 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685535027] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:02,526 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [349044791] [2021-06-07 16:05:02,526 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 [2021-06-07 16:05:02,639 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:05:02,639 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:05:02,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-07 16:05:02,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:05:03,609 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-06-07 16:05:03,609 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [349044791] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:03,609 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:05:03,609 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-06-07 16:05:03,609 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474023144] [2021-06-07 16:05:03,610 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-07 16:05:03,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:05:03,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-07 16:05:03,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-06-07 16:05:03,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:03,611 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:05:03,611 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.4864864864864864) internal successors, (184), 73 states have internal predecessors, (184), 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) [2021-06-07 16:05:03,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:03,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:03,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:03,611 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:03,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:12,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:05:12,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:12,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:05:12,657 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-06-07 16:05:12,657 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:05:12,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:05:12,658 INFO L82 PathProgramCache]: Analyzing trace with hash -1485640728, now seen corresponding path program 21 times [2021-06-07 16:05:12,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:05:12,658 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152723195] [2021-06-07 16:05:12,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:05:12,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:05:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-07 16:05:13,050 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:05:13,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152723195] [2021-06-07 16:05:13,050 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152723195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:13,050 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [679451749] [2021-06-07 16:05:13,050 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 [2021-06-07 16:05:13,135 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-07 16:05:13,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:05:13,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-07 16:05:13,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:05:13,324 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-07 16:05:13,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [679451749] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:13,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:05:13,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-06-07 16:05:13,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537834275] [2021-06-07 16:05:13,325 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-07 16:05:13,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:05:13,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-07 16:05:13,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-06-07 16:05:13,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:13,325 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:05:13,325 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.515151515151515) internal successors, (83), 32 states have internal predecessors, (83), 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) [2021-06-07 16:05:13,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:13,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:13,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:13,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:05:13,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:22,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:22,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:05:22,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:05:22,458 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:05:22,458 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:05:22,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:05:22,458 INFO L82 PathProgramCache]: Analyzing trace with hash -78479482, now seen corresponding path program 22 times [2021-06-07 16:05:22,458 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:05:22,459 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376052247] [2021-06-07 16:05:22,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:05:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:05:26,646 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 100 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:05:26,646 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:05:26,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376052247] [2021-06-07 16:05:26,646 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376052247] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:26,646 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1009965234] [2021-06-07 16:05:26,646 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 [2021-06-07 16:05:26,713 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:05:26,714 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:05:26,718 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 177 conjunts are in the unsatisfiable core [2021-06-07 16:05:26,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:05:28,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 10 treesize of output 9 [2021-06-07 16:05:28,201 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,215 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:28,216 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,216 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:75 [2021-06-07 16:05:28,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,328 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 26 [2021-06-07 16:05:28,330 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,349 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:28,350 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,350 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-06-07 16:05:28,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,463 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 42 [2021-06-07 16:05:28,464 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,483 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:28,484 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,484 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-06-07 16:05:28,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,606 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 58 [2021-06-07 16:05:28,607 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,630 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:28,630 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,630 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-06-07 16:05:28,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:28,766 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 63 treesize of output 74 [2021-06-07 16:05:28,767 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,792 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:28,793 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:28,793 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:128, output treesize:127 [2021-06-07 16:05:29,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 90 [2021-06-07 16:05:29,084 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,122 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:29,123 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,123 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-06-07 16:05:29,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,303 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 0 case distinctions, treesize of input 89 treesize of output 106 [2021-06-07 16:05:29,304 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,336 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:29,337 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,337 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-06-07 16:05:29,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 122 [2021-06-07 16:05:29,515 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,550 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:29,551 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,551 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:167, output treesize:166 [2021-06-07 16:05:29,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 138 [2021-06-07 16:05:29,744 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,783 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:29,784 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:29,784 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:179 [2021-06-07 16:05:29,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:29,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,017 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 154 [2021-06-07 16:05:30,020 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:30,078 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:30,080 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:30,080 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-06-07 16:05:30,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,387 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 55 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 141 treesize of output 170 [2021-06-07 16:05:30,389 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:30,440 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:30,441 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:30,441 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:206, output treesize:205 [2021-06-07 16:05:30,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,688 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 11 select indices, 11 select index equivalence classes, 66 disjoint index pairs (out of 55 index pairs), introduced 11 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 186 [2021-06-07 16:05:30,691 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:30,742 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:30,744 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:30,744 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:219, output treesize:218 [2021-06-07 16:05:30,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:30,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,009 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 12 select indices, 12 select index equivalence classes, 78 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 167 treesize of output 202 [2021-06-07 16:05:31,014 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,073 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:31,075 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,075 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:232, output treesize:231 [2021-06-07 16:05:31,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,374 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 13 select indices, 13 select index equivalence classes, 91 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 218 [2021-06-07 16:05:31,376 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,437 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:31,439 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,439 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:245, output treesize:244 [2021-06-07 16:05:31,686 INFO L446 ElimStorePlain]: Different costs {105=[v_C_41], 330=[A]} [2021-06-07 16:05:31,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,794 INFO L244 Elim1Store]: Index analysis took 103 ms [2021-06-07 16:05:31,795 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 105 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 193 treesize of output 234 [2021-06-07 16:05:31,798 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,860 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:31,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,866 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,877 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,883 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,893 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,912 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,929 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,934 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,938 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,943 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,946 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,949 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,951 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:05:31,952 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:05:31,953 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 30 select indices, 30 select index equivalence classes, 105 disjoint index pairs (out of 435 index pairs), introduced 15 new quantified variables, introduced 0 case distinctions, treesize of input 240 treesize of output 152 [2021-06-07 16:05:31,956 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,965 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:31,966 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:31,966 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:253, output treesize:91 [2021-06-07 16:05:33,932 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 [2021-06-07 16:05:33,934 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:05:33,939 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:05:33,940 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:05:33,940 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:12 [2021-06-07 16:05:34,080 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:05:34,080 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1009965234] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:34,080 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:05:34,080 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-06-07 16:05:34,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450833568] [2021-06-07 16:05:34,081 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-07 16:05:34,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:05:34,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-07 16:05:34,083 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1114, Invalid=8392, Unknown=0, NotChecked=0, Total=9506 [2021-06-07 16:05:34,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:34,083 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:05:34,084 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 2.4081632653061225) internal successors, (236), 97 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) [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:34,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:05:34,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:38,912 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:06:15,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:06:15,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:06:15,723 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2021-06-07 16:06:15,724 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:06:15,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:06:15,724 INFO L82 PathProgramCache]: Analyzing trace with hash -1893892738, now seen corresponding path program 23 times [2021-06-07 16:06:15,724 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:06:15,724 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824153462] [2021-06-07 16:06:15,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:06:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:06:16,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-07 16:06:16,797 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:06:16,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824153462] [2021-06-07 16:06:16,797 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824153462] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:06:16,797 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1006569231] [2021-06-07 16:06:16,797 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 [2021-06-07 16:06:17,070 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-07 16:06:17,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:06:17,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-07 16:06:17,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:06:17,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-07 16:06:17,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1006569231] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:06:17,350 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:06:17,350 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-06-07 16:06:17,350 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783797958] [2021-06-07 16:06:17,350 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-07 16:06:17,350 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:06:17,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-07 16:06:17,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-06-07 16:06:17,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:06:17,351 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:06:17,352 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.3333333333333335) internal successors, (119), 50 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:06:17,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:06:17,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:17,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:06:17,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:06:17,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:06:17,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:06:42,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:06:42,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:06:42,865 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:06:42,865 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:06:42,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:06:42,866 INFO L82 PathProgramCache]: Analyzing trace with hash -1540803552, now seen corresponding path program 24 times [2021-06-07 16:06:42,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:06:42,866 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523426695] [2021-06-07 16:06:42,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:06:42,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:06:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-07 16:06:43,306 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:06:43,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523426695] [2021-06-07 16:06:43,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523426695] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:06:43,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616684318] [2021-06-07 16:06:43,306 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 [2021-06-07 16:06:43,583 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-07 16:06:43,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:06:43,586 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-07 16:06:43,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:06:43,820 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-07 16:06:43,820 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616684318] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:06:43,821 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:06:43,821 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-06-07 16:06:43,821 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704967959] [2021-06-07 16:06:43,822 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-07 16:06:43,822 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:06:43,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-07 16:06:43,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-06-07 16:06:43,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:06:43,822 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:06:43,823 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.891891891891892) internal successors, (107), 36 states have internal predecessors, (107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:06:43,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:07:17,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:07:17,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:07:17,333 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-06-07 16:07:17,333 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:07:17,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:07:17,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1232045178, now seen corresponding path program 25 times [2021-06-07 16:07:17,334 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:07:17,334 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516163198] [2021-06-07 16:07:17,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:07:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:07:18,188 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-06-07 16:07:18,188 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:07:18,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516163198] [2021-06-07 16:07:18,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516163198] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:18,188 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783169461] [2021-06-07 16:07:18,188 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 [2021-06-07 16:07:18,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:07:18,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-07 16:07:18,258 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:07:18,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-06-07 16:07:18,490 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783169461] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:18,490 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:07:18,490 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-06-07 16:07:18,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998594808] [2021-06-07 16:07:18,491 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-07 16:07:18,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:07:18,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-07 16:07:18,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-06-07 16:07:18,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:18,492 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:07:18,492 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3653846153846154) internal successors, (123), 51 states have internal predecessors, (123), 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) [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:07:18,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:07:18,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:51,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:07:51,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:07:51,450 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:07:51,450 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:07:51,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:07:51,450 INFO L82 PathProgramCache]: Analyzing trace with hash -1227384284, now seen corresponding path program 26 times [2021-06-07 16:07:51,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:07:51,450 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266586625] [2021-06-07 16:07:51,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:07:51,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:07:52,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-07 16:07:52,006 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:07:52,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266586625] [2021-06-07 16:07:52,006 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266586625] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:52,006 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [344762201] [2021-06-07 16:07:52,006 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 [2021-06-07 16:07:52,170 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:07:52,171 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:07:52,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-07 16:07:52,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:07:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-06-07 16:07:53,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [344762201] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:53,427 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:07:53,427 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-06-07 16:07:53,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480814233] [2021-06-07 16:07:53,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-07 16:07:53,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:07:53,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-07 16:07:53,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-06-07 16:07:53,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:53,429 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:07:53,430 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.5789473684210527) internal successors, (196), 75 states have internal predecessors, (196), 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) [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:07:53,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:07:53,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:07:53,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:53,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:07:53,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:07:53,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:07:53,431 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:08:32,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:08:32,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:08:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:08:32,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-07 16:08:32,584 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable55 [2021-06-07 16:08:32,584 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:08:32,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:08:32,585 INFO L82 PathProgramCache]: Analyzing trace with hash -23364828, now seen corresponding path program 27 times [2021-06-07 16:08:32,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:08:32,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509993255] [2021-06-07 16:08:32,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:08:32,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:08:33,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-07 16:08:33,239 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:08:33,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509993255] [2021-06-07 16:08:33,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509993255] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:08:33,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [449845549] [2021-06-07 16:08:33,240 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 [2021-06-07 16:08:33,425 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-06-07 16:08:33,425 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:08:33,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-07 16:08:33,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:08:33,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-07 16:08:33,666 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [449845549] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:08:33,666 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:08:33,666 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 40 [2021-06-07 16:08:33,666 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319034056] [2021-06-07 16:08:33,666 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-07 16:08:33,666 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:08:33,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-07 16:08:33,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2021-06-07 16:08:33,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:08:33,667 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:08:33,667 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.8536585365853657) internal successors, (117), 40 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:08:33,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:08:33,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:08:33,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:08:33,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:08:33,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:08:33,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:08:33,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:08:33,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2021-06-07 16:08:33,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:09:13,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:09:13,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-07 16:09:13,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:09:13,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:09:13,678 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:09:13,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:09:13,678 INFO L82 PathProgramCache]: Analyzing trace with hash 254191106, now seen corresponding path program 28 times [2021-06-07 16:09:13,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:09:13,678 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057901140] [2021-06-07 16:09:13,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:09:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:09:14,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 961 proven. 361 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-06-07 16:09:14,680 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:09:14,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2057901140] [2021-06-07 16:09:14,680 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2057901140] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:09:14,680 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [243779256] [2021-06-07 16:09:14,680 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 [2021-06-07 16:09:14,763 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:09:14,764 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:09:14,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-07 16:09:14,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:09:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 829 proven. 361 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-06-07 16:09:15,016 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [243779256] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:09:15,017 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:09:15,017 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-06-07 16:09:15,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [891680113] [2021-06-07 16:09:15,017 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-07 16:09:15,017 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:09:15,017 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-07 16:09:15,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-06-07 16:09:15,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:09:15,018 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:09:15,018 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.3518518518518516) internal successors, (127), 53 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) [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:09:15,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:09:15,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:09:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:09:53,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-06-07 16:09:53,670 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-06-07 16:09:53,671 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:09:53,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:09:53,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1422300960, now seen corresponding path program 29 times [2021-06-07 16:09:53,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:09:53,671 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131204702] [2021-06-07 16:09:53,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:09:53,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:09:54,275 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 324 proven. 669 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-07 16:09:54,275 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:09:54,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131204702] [2021-06-07 16:09:54,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131204702] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:09:54,275 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [611306877] [2021-06-07 16:09:54,275 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 [2021-06-07 16:09:54,567 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-07 16:09:54,568 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:09:54,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 53 conjunts are in the unsatisfiable core [2021-06-07 16:09:54,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:09:56,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 900 proven. 593 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-06-07 16:09:56,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [611306877] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:09:56,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:09:56,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 52] total 83 [2021-06-07 16:09:56,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36441520] [2021-06-07 16:09:56,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-07 16:09:56,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:09:56,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-07 16:09:56,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1266, Invalid=5706, Unknown=0, NotChecked=0, Total=6972 [2021-06-07 16:09:56,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:09:56,032 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:09:56,033 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.6785714285714284) internal successors, (225), 83 states have internal predecessors, (225), 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) [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 71 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-06-07 16:09:56,033 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 315 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2021-06-07 16:09:56,034 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:10:51,746 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 12