/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-02 01:30:12,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-02 01:30:12,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-02 01:30:13,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-02 01:30:13,429 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.epf [2021-06-02 01:30:13,462 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-02 01:30:13,462 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-02 01:30:13,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-02 01:30:13,463 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-02 01:30:13,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-02 01:30:13,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-02 01:30:13,466 INFO L138 SettingsManager]: * Use SBE=true [2021-06-02 01:30:13,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-02 01:30:13,466 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-02 01:30:13,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-02 01:30:13,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-02 01:30:13,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-02 01:30:13,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-02 01:30:13,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-02 01:30:13,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-02 01:30:13,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-02 01:30:13,468 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-02 01:30:13,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-02 01:30:13,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-02 01:30:13,469 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-02 01:30:13,469 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-02 01:30:13,469 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-02 01:30:13,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-02 01:30:13,469 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-02 01:30:13,470 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-02 01:30:13,470 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-02 01:30:13,470 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-02 01:30:13,470 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-02 01:30:13,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-02 01:30:13,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-02 01:30:13,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-02 01:30:13,790 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-02 01:30:13,791 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-02 01:30:13,792 INFO L432 ainManager$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 [2021-06-02 01:30:13,792 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl' [2021-06-02 01:30:13,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-02 01:30:13,823 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-02 01:30:13,824 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-02 01:30:13,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-02 01:30:13,825 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-02 01:30:13,836 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,844 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-02 01:30:13,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-02 01:30:13,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-02 01:30:13,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-02 01:30:13,861 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,861 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,862 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,862 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,865 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,869 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,870 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 02.06 01:30:13" (1/1) ... [2021-06-02 01:30:13,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-02 01:30:13,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-02 01:30:13,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-02 01:30:13,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-02 01:30:13,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 01:30:13" (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 [2021-06-02 01:30:13,948 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-02 01:30:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-02 01:30:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-02 01:30:13,949 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-02 01:30:13,949 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-02 01:30:13,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-02 01:30:13,950 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-02 01:30:13,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-02 01:30:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-02 01:30:13,951 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-02 01:30:13,951 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-02 01:30:13,951 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-02 01:30:13,952 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-02 01:30:14,130 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-02 01:30:14,130 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-02 01:30:14,132 INFO L202 PluginConnector]: Adding new model simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.06 01:30:14 BoogieIcfgContainer [2021-06-02 01:30:14,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-02 01:30:14,134 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-02 01:30:14,134 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-02 01:30:14,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-02 01:30:14,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 02.06 01:30:13" (1/2) ... [2021-06-02 01:30:14,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8c966d and model type simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.06 01:30:14, skipping insertion in model container [2021-06-02 01:30:14,138 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 02.06 01:30:14" (2/2) ... [2021-06-02 01:30:14,139 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-array-sum.wvr.bpl [2021-06-02 01:30:14,160 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-02 01:30:14,161 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-02 01:30:14,161 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-02 01:30:14,161 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-02 01:30:14,220 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-06-02 01:30:14,254 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 [2021-06-02 01:30:14,303 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-02 01:30:14,304 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-02 01:30:14,304 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-02 01:30:14,304 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-02 01:30:14,304 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-02 01:30:14,304 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-02 01:30:14,304 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-02 01:30:14,304 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-02 01:30:14,408 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:14,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:14,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1181085272, now seen corresponding path program 1 times [2021-06-02 01:30:14,420 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:14,421 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053323220] [2021-06-02 01:30:14,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:14,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-02 01:30:14,592 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:14,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053323220] [2021-06-02 01:30:14,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053323220] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 01:30:14,594 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 01:30:14,594 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-02 01:30:14,594 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358777826] [2021-06-02 01:30:14,598 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-02 01:30:14,599 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:14,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-02 01:30:14,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-02 01:30:14,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:14,617 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:14,622 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) [2021-06-02 01:30:14,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:14,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:14,707 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-02 01:30:14,707 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:14,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:14,710 INFO L82 PathProgramCache]: Analyzing trace with hash 1914667130, now seen corresponding path program 1 times [2021-06-02 01:30:14,710 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:14,711 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298557852] [2021-06-02 01:30:14,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:14,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:14,792 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:14,792 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298557852] [2021-06-02 01:30:14,792 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298557852] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:14,793 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467954621] [2021-06-02 01:30:14,793 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 [2021-06-02 01:30:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:14,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-02 01:30:14,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:14,962 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-02 01:30:14,963 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467954621] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 01:30:14,964 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-02 01:30:14,964 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-06-02 01:30:14,968 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641249427] [2021-06-02 01:30:14,969 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 01:30:14,969 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:14,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 01:30:14,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-02 01:30:14,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:14,973 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:14,973 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) [2021-06-02 01:30:14,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:14,973 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:15,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:15,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,245 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:15,245 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:15,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:15,245 INFO L82 PathProgramCache]: Analyzing trace with hash 837554965, now seen corresponding path program 1 times [2021-06-02 01:30:15,246 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:15,246 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838815739] [2021-06-02 01:30:15,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-02 01:30:15,273 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:15,273 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838815739] [2021-06-02 01:30:15,274 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838815739] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-02 01:30:15,274 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-02 01:30:15,274 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-02 01:30:15,274 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200326711] [2021-06-02 01:30:15,274 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-02 01:30:15,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:15,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-02 01:30:15,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-02 01:30:15,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:15,276 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:15,276 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) [2021-06-02 01:30:15,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:15,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:15,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:15,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,325 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-02 01:30:15,326 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:15,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:15,327 INFO L82 PathProgramCache]: Analyzing trace with hash 864862616, now seen corresponding path program 2 times [2021-06-02 01:30:15,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:15,327 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152346155] [2021-06-02 01:30:15,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:15,470 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:15,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152346155] [2021-06-02 01:30:15,470 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152346155] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:15,470 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407077027] [2021-06-02 01:30:15,471 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 [2021-06-02 01:30:15,523 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 01:30:15,524 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:15,527 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-02 01:30:15,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:15,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-02 01:30:15,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [407077027] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:15,620 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:15,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-06-02 01:30:15,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291452193] [2021-06-02 01:30:15,621 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-02 01:30:15,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:15,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-02 01:30:15,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-06-02 01:30:15,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:15,622 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:15,622 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 4.0) internal successors, (44), 10 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:15,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:15,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:15,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:15,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:15,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:16,139 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:16,139 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:16,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:16,140 INFO L82 PathProgramCache]: Analyzing trace with hash 336475472, now seen corresponding path program 3 times [2021-06-02 01:30:16,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:16,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455425818] [2021-06-02 01:30:16,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:16,601 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:16,602 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:16,602 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455425818] [2021-06-02 01:30:16,602 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455425818] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:16,602 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1707797299] [2021-06-02 01:30:16,602 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 [2021-06-02 01:30:16,638 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-02 01:30:16,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:16,639 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-02 01:30:16,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:16,913 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 [2021-06-02 01:30:16,914 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:16,933 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:16,936 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. [2021-06-02 01:30:16,936 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-06-02 01:30:17,026 INFO L446 ElimStorePlain]: Different costs {1=[v_C_15], 3=[A]} [2021-06-02 01:30:17,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:17,032 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 [2021-06-02 01:30:17,034 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:17,053 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:17,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:17,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:17,064 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:17,066 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 [2021-06-02 01:30:17,068 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:17,081 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:17,085 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:17,085 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:60 [2021-06-02 01:30:17,294 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 20 [2021-06-02 01:30:17,295 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:17,300 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:17,301 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:17,301 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2021-06-02 01:30:17,355 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:17,355 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1707797299] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:17,355 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:17,356 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2021-06-02 01:30:17,356 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358491645] [2021-06-02 01:30:17,356 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-02 01:30:17,356 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:17,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-02 01:30:17,357 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-06-02 01:30:17,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:17,357 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:17,358 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.8421052631578947) internal successors, (54), 18 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:17,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:17,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:17,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:17,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:17,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:17,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:17,877 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:17,877 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:17,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:17,878 INFO L82 PathProgramCache]: Analyzing trace with hash 1555687790, now seen corresponding path program 4 times [2021-06-02 01:30:17,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:17,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807918374] [2021-06-02 01:30:17,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:17,922 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-02 01:30:17,922 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:17,922 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807918374] [2021-06-02 01:30:17,922 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807918374] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:17,923 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661115626] [2021-06-02 01:30:17,923 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 [2021-06-02 01:30:17,957 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 01:30:17,958 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:17,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-02 01:30:17,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:18,063 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-02 01:30:18,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661115626] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:18,063 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:18,063 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-06-02 01:30:18,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529264090] [2021-06-02 01:30:18,064 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-02 01:30:18,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:18,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-02 01:30:18,065 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-02 01:30:18,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:18,065 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:18,065 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 3.7857142857142856) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:18,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:18,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:18,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:18,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:18,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:18,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:18,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:18,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:18,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:18,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:18,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:18,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:18,752 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-02 01:30:18,753 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:18,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:18,753 INFO L82 PathProgramCache]: Analyzing trace with hash -2016549220, now seen corresponding path program 5 times [2021-06-02 01:30:18,753 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:18,753 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093630840] [2021-06-02 01:30:18,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:18,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-06-02 01:30:18,830 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:18,830 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093630840] [2021-06-02 01:30:18,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093630840] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:18,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1115728463] [2021-06-02 01:30:18,831 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 [2021-06-02 01:30:18,880 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-02 01:30:18,881 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:18,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-02 01:30:18,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:19,027 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-06-02 01:30:19,027 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1115728463] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:19,028 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:19,028 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-06-02 01:30:19,028 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763135091] [2021-06-02 01:30:19,028 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-02 01:30:19,028 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:19,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-02 01:30:19,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-06-02 01:30:19,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:19,029 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:19,029 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 3.4444444444444446) internal successors, (62), 17 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:19,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:19,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:19,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:19,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:19,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:19,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:19,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:19,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:19,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:19,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:19,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:19,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:19,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:19,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:19,765 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:19,765 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:19,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:19,766 INFO L82 PathProgramCache]: Analyzing trace with hash -1492932272, now seen corresponding path program 6 times [2021-06-02 01:30:19,766 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:19,766 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982929851] [2021-06-02 01:30:19,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:20,294 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:20,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:20,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982929851] [2021-06-02 01:30:20,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982929851] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:20,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992601320] [2021-06-02 01:30:20,294 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 [2021-06-02 01:30:20,333 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-02 01:30:20,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:20,334 WARN L261 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2021-06-02 01:30:20,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:20,484 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 [2021-06-02 01:30:20,485 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:20,496 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:20,501 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. [2021-06-02 01:30:20,501 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:61 [2021-06-02 01:30:20,579 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 22 [2021-06-02 01:30:20,581 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:20,594 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:20,597 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. [2021-06-02 01:30:20,597 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:71, output treesize:70 [2021-06-02 01:30:20,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:20,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:20,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-06-02 01:30:20,674 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:20,689 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:20,692 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. [2021-06-02 01:30:20,692 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:83 [2021-06-02 01:30:20,832 INFO L446 ElimStorePlain]: Different costs {0=[v_C_19], 4=[A]} [2021-06-02 01:30:20,837 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 46 [2021-06-02 01:30:20,838 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:20,861 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:20,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:20,865 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:20,866 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 49 [2021-06-02 01:30:20,869 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:20,894 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:20,897 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:20,897 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:92, output treesize:47 [2021-06-02 01:30:21,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 26 [2021-06-02 01:30:21,219 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:21,224 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:21,224 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:21,224 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:17 [2021-06-02 01:30:21,325 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:21,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992601320] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:21,325 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:21,325 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 28 [2021-06-02 01:30:21,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144901723] [2021-06-02 01:30:21,326 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-02 01:30:21,326 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:21,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-02 01:30:21,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=754, Unknown=0, NotChecked=0, Total=812 [2021-06-02 01:30:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:21,327 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:21,327 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.689655172413793) internal successors, (78), 28 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:21,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:21,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:21,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:21,327 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:21,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:21,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:21,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:21,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:21,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:21,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:22,083 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:22,084 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:22,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:22,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1227173650, now seen corresponding path program 7 times [2021-06-02 01:30:22,084 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:22,085 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464232385] [2021-06-02 01:30:22,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:22,172 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-02 01:30:22,172 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:22,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464232385] [2021-06-02 01:30:22,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [464232385] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:22,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029656340] [2021-06-02 01:30:22,173 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 [2021-06-02 01:30:22,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:22,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-02 01:30:22,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:22,307 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-02 01:30:22,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029656340] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:22,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:22,310 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-06-02 01:30:22,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071922532] [2021-06-02 01:30:22,312 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-02 01:30:22,312 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:22,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-02 01:30:22,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-06-02 01:30:22,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:22,313 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:22,313 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 3.230769230769231) internal successors, (42), 12 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:22,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:22,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:22,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:22,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:22,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:22,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:22,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:22,792 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-02 01:30:22,792 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:22,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:22,793 INFO L82 PathProgramCache]: Analyzing trace with hash -1412019108, now seen corresponding path program 8 times [2021-06-02 01:30:22,793 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:22,793 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609658343] [2021-06-02 01:30:22,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:22,877 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-02 01:30:22,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:22,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609658343] [2021-06-02 01:30:22,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609658343] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:22,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686305121] [2021-06-02 01:30:22,877 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 [2021-06-02 01:30:22,913 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 01:30:22,913 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:22,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2021-06-02 01:30:22,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:22,998 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-06-02 01:30:22,999 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1686305121] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:22,999 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:22,999 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-06-02 01:30:22,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362923187] [2021-06-02 01:30:22,999 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-02 01:30:22,999 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:23,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-02 01:30:23,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-06-02 01:30:23,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:23,000 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:23,001 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 14 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:23,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:23,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:23,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:23,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:23,365 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:23,365 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:23,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:23,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1936643710, now seen corresponding path program 9 times [2021-06-02 01:30:23,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:23,366 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153162195] [2021-06-02 01:30:23,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:23,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-06-02 01:30:23,483 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:23,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153162195] [2021-06-02 01:30:23,484 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153162195] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:23,484 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1495688410] [2021-06-02 01:30:23,484 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 [2021-06-02 01:30:23,530 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-02 01:30:23,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:23,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-02 01:30:23,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-06-02 01:30:23,704 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1495688410] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:23,704 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:23,704 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-06-02 01:30:23,705 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796518526] [2021-06-02 01:30:23,706 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-06-02 01:30:23,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:23,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-06-02 01:30:23,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-06-02 01:30:23,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:23,707 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:23,707 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 3.25) internal successors, (65), 19 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:23,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:23,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:25,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:25,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:25,568 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:25,568 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:25,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:25,569 INFO L82 PathProgramCache]: Analyzing trace with hash -330482882, now seen corresponding path program 10 times [2021-06-02 01:30:25,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:25,569 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421896463] [2021-06-02 01:30:25,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-06-02 01:30:25,716 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:25,716 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421896463] [2021-06-02 01:30:25,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421896463] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:25,717 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032479881] [2021-06-02 01:30:25,717 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 [2021-06-02 01:30:25,764 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 01:30:25,765 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:25,765 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-02 01:30:25,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:25,976 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-02 01:30:25,976 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032479881] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:25,976 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:25,976 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-06-02 01:30:25,976 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247527231] [2021-06-02 01:30:25,976 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-02 01:30:25,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:25,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-02 01:30:25,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-06-02 01:30:25,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:25,977 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:25,977 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) [2021-06-02 01:30:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:25,977 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:25,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:25,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:25,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:25,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:25,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:25,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:26,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:26,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:27,057 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-02 01:30:27,057 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:27,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:27,057 INFO L82 PathProgramCache]: Analyzing trace with hash -363059074, now seen corresponding path program 11 times [2021-06-02 01:30:27,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:27,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013386421] [2021-06-02 01:30:27,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:28,535 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:28,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:28,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013386421] [2021-06-02 01:30:28,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013386421] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:28,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [558961098] [2021-06-02 01:30:28,536 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 [2021-06-02 01:30:28,600 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-02 01:30:28,600 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:28,602 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 88 conjunts are in the unsatisfiable core [2021-06-02 01:30:28,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:29,037 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 [2021-06-02 01:30:29,038 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,049 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:29,050 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,050 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:51 [2021-06-02 01:30:29,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,117 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 [2021-06-02 01:30:29,119 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,131 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:29,132 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,132 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2021-06-02 01:30:29,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,201 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 [2021-06-02 01:30:29,203 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,218 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:29,218 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,218 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:78, output treesize:77 [2021-06-02 01:30:29,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,289 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 [2021-06-02 01:30:29,291 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,308 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:29,309 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,310 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:90 [2021-06-02 01:30:29,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,394 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 [2021-06-02 01:30:29,396 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,415 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:29,416 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,416 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:103 [2021-06-02 01:30:29,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:29,521 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 [2021-06-02 01:30:29,523 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,553 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:29,554 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:29,555 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:119 [2021-06-02 01:30:30,403 INFO L446 ElimStorePlain]: Different costs {21=[v_C_26], 70=[A]} [2021-06-02 01:30:30,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,425 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 [2021-06-02 01:30:30,432 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:30,455 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:30,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,464 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:30,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,469 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:30,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,473 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,477 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:30,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,478 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:30:30,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:30:30,481 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 [2021-06-02 01:30:30,483 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:30,491 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:30,492 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:30,492 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:52 [2021-06-02 01:30:30,565 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 [2021-06-02 01:30:30,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:30:30,570 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:30:30,570 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:30:30,571 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:12 [2021-06-02 01:30:30,623 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:30:30,623 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [558961098] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:30,623 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:30,623 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 51 [2021-06-02 01:30:30,623 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1315907689] [2021-06-02 01:30:30,624 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-02 01:30:30,624 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:30,624 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-02 01:30:30,625 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2296, Unknown=0, NotChecked=0, Total=2652 [2021-06-02 01:30:30,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:30,625 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:30,626 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.4038461538461537) internal successors, (125), 51 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:30,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:35,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:35,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:35,397 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-02 01:30:35,397 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:35,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:35,397 INFO L82 PathProgramCache]: Analyzing trace with hash 112952976, now seen corresponding path program 12 times [2021-06-02 01:30:35,398 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:35,398 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993350236] [2021-06-02 01:30:35,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:35,535 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:35,535 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993350236] [2021-06-02 01:30:35,536 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993350236] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:35,536 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [62007417] [2021-06-02 01:30:35,536 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 [2021-06-02 01:30:35,596 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-02 01:30:35,596 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:35,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2021-06-02 01:30:35,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:35,730 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:35,730 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [62007417] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:35,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:35,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-06-02 01:30:35,731 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471685055] [2021-06-02 01:30:35,731 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-02 01:30:35,731 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:35,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-02 01:30:35,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-06-02 01:30:35,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:35,731 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:35,732 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 3.210526315789474) internal successors, (61), 18 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:35,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:36,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:36,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:37,103 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-02 01:30:37,103 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:37,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:37,103 INFO L82 PathProgramCache]: Analyzing trace with hash -99981452, now seen corresponding path program 13 times [2021-06-02 01:30:37,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:37,104 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846481968] [2021-06-02 01:30:37,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:37,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:37,425 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-06-02 01:30:37,425 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:37,425 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846481968] [2021-06-02 01:30:37,425 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846481968] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:37,425 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [370059310] [2021-06-02 01:30:37,425 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 [2021-06-02 01:30:37,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:37,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-02 01:30:37,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-06-02 01:30:37,594 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [370059310] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:37,594 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:37,594 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-06-02 01:30:37,595 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519894353] [2021-06-02 01:30:37,596 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-02 01:30:37,596 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:37,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-02 01:30:37,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-06-02 01:30:37,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:37,597 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:37,599 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.6666666666666665) internal successors, (72), 26 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:37,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:37,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:38,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:38,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:38,870 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:38,870 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:38,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:38,870 INFO L82 PathProgramCache]: Analyzing trace with hash -1016911470, now seen corresponding path program 14 times [2021-06-02 01:30:38,871 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:38,871 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71868447] [2021-06-02 01:30:38,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:39,027 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:39,027 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71868447] [2021-06-02 01:30:39,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71868447] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:39,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [643275087] [2021-06-02 01:30:39,028 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 [2021-06-02 01:30:39,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 01:30:39,070 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:39,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-02 01:30:39,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-06-02 01:30:39,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [643275087] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:39,577 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:39,577 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-06-02 01:30:39,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154345190] [2021-06-02 01:30:39,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-02 01:30:39,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:39,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-02 01:30:39,578 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-06-02 01:30:39,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:39,579 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:39,579 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.825) internal successors, (113), 39 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:39,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:39,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:39,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:39,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:39,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:39,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:39,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:41,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:41,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:41,712 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-02 01:30:41,713 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:41,713 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:41,713 INFO L82 PathProgramCache]: Analyzing trace with hash 2132717012, now seen corresponding path program 15 times [2021-06-02 01:30:41,713 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:41,713 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798988507] [2021-06-02 01:30:41,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:41,978 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:41,978 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:41,978 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798988507] [2021-06-02 01:30:41,979 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798988507] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:41,979 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [590969409] [2021-06-02 01:30:41,979 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 [2021-06-02 01:30:42,044 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-02 01:30:42,044 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:42,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 21 conjunts are in the unsatisfiable core [2021-06-02 01:30:42,047 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:42,179 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:42,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [590969409] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:42,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:42,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-06-02 01:30:42,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048608017] [2021-06-02 01:30:42,180 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-06-02 01:30:42,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:42,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-06-02 01:30:42,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-06-02 01:30:42,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:42,181 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:42,181 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 3.0869565217391304) internal successors, (71), 22 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:42,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:42,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:43,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:43,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:43,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:30:44,041 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-02 01:30:44,041 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:44,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:44,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1801401936, now seen corresponding path program 16 times [2021-06-02 01:30:44,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:44,041 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297575159] [2021-06-02 01:30:44,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:44,313 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-02 01:30:44,313 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:44,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297575159] [2021-06-02 01:30:44,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297575159] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:44,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [776225590] [2021-06-02 01:30:44,314 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 [2021-06-02 01:30:44,355 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 01:30:44,355 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:44,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-02 01:30:44,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:44,571 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-06-02 01:30:44,571 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [776225590] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:44,571 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:44,571 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-06-02 01:30:44,571 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081715921] [2021-06-02 01:30:44,572 INFO L462 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-06-02 01:30:44,572 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:44,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-06-02 01:30:44,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-06-02 01:30:44,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:44,572 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:44,573 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.6206896551724137) internal successors, (76), 28 states have internal predecessors, (76), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:44,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:44,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:44,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:30:44,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:45,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:45,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:45,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:45,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:30:45,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:30:46,104 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-02 01:30:46,105 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:46,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:46,105 INFO L82 PathProgramCache]: Analyzing trace with hash 1379663438, now seen corresponding path program 17 times [2021-06-02 01:30:46,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:46,105 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707050537] [2021-06-02 01:30:46,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:46,334 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:46,334 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:46,334 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707050537] [2021-06-02 01:30:46,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707050537] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:46,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1461077582] [2021-06-02 01:30:46,335 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 [2021-06-02 01:30:46,428 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-06-02 01:30:46,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:46,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-02 01:30:46,431 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-06-02 01:30:47,111 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1461077582] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:47,111 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:47,111 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-06-02 01:30:47,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557004862] [2021-06-02 01:30:47,111 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-02 01:30:47,111 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:47,112 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-02 01:30:47,112 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-06-02 01:30:47,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:47,113 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:47,113 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.6666666666666665) internal successors, (136), 50 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:30:47,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:48,447 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 12 [2021-06-02 01:30:49,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:49,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:49,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:49,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:30:49,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:30:49,987 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:30:49,987 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:30:49,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:30:49,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1982075624, now seen corresponding path program 18 times [2021-06-02 01:30:49,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:30:49,988 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242291960] [2021-06-02 01:30:49,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:30:50,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:30:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-06-02 01:30:50,292 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:30:50,292 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242291960] [2021-06-02 01:30:50,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242291960] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:50,293 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829562656] [2021-06-02 01:30:50,293 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 [2021-06-02 01:30:50,397 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-06-02 01:30:50,397 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:30:50,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-02 01:30:50,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:30:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-06-02 01:30:50,875 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829562656] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:30:50,875 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:30:50,876 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-06-02 01:30:50,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599518891] [2021-06-02 01:30:50,876 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-06-02 01:30:50,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:30:50,876 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-06-02 01:30:50,877 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-06-02 01:30:50,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:30:50,877 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:30:50,877 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.8863636363636362) internal successors, (127), 43 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:30:50,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:30:50,878 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:07,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:07,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:07,430 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:31:07,430 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:31:07,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:31:07,430 INFO L82 PathProgramCache]: Analyzing trace with hash 352469902, now seen corresponding path program 19 times [2021-06-02 01:31:07,430 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:31:07,430 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085312693] [2021-06-02 01:31:07,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:31:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:31:08,071 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:31:08,072 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:31:08,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085312693] [2021-06-02 01:31:08,072 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085312693] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:08,072 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640046995] [2021-06-02 01:31:08,072 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 [2021-06-02 01:31:08,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:31:08,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 27 conjunts are in the unsatisfiable core [2021-06-02 01:31:08,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:31:08,899 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-06-02 01:31:08,899 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [640046995] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:08,899 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:31:08,899 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-06-02 01:31:08,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834468585] [2021-06-02 01:31:08,899 INFO L462 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-06-02 01:31:08,900 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:31:08,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-06-02 01:31:08,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-06-02 01:31:08,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:08,901 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:31:08,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 2.4788732394366195) internal successors, (176), 70 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:08,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:16,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:16,595 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-02 01:31:16,595 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:31:16,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:31:16,595 INFO L82 PathProgramCache]: Analyzing trace with hash -655040976, now seen corresponding path program 20 times [2021-06-02 01:31:16,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:31:16,595 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439247432] [2021-06-02 01:31:16,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:31:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:31:17,239 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:31:17,239 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:31:17,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439247432] [2021-06-02 01:31:17,239 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439247432] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:17,239 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2112498282] [2021-06-02 01:31:17,239 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 [2021-06-02 01:31:17,285 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 01:31:17,285 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:31:17,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-02 01:31:17,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:31:18,188 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-06-02 01:31:18,188 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2112498282] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:18,188 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:31:18,188 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-06-02 01:31:18,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229224493] [2021-06-02 01:31:18,188 INFO L462 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-06-02 01:31:18,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:31:18,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-06-02 01:31:18,191 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-06-02 01:31:18,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:18,191 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:31:18,191 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 2.4594594594594597) internal successors, (182), 73 states have internal predecessors, (182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:18,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:18,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:25,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:31:25,733 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-02 01:31:25,733 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:31:25,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:31:25,733 INFO L82 PathProgramCache]: Analyzing trace with hash 1789614162, now seen corresponding path program 21 times [2021-06-02 01:31:25,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:31:25,733 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864399060] [2021-06-02 01:31:25,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:31:25,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:31:26,109 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-02 01:31:26,109 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:31:26,109 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864399060] [2021-06-02 01:31:26,109 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864399060] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:26,109 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767891370] [2021-06-02 01:31:26,109 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 [2021-06-02 01:31:26,455 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-02 01:31:26,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:31:26,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-02 01:31:26,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:31:26,631 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-06-02 01:31:26,632 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767891370] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:26,632 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:31:26,632 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-06-02 01:31:26,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978160767] [2021-06-02 01:31:26,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-06-02 01:31:26,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:31:26,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-06-02 01:31:26,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-06-02 01:31:26,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:26,633 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:31:26,633 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.484848484848485) internal successors, (82), 32 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:31:26,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:31:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:31:34,435 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:31:34,435 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:31:34,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:31:34,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1756090868, now seen corresponding path program 22 times [2021-06-02 01:31:34,436 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:31:34,436 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766026759] [2021-06-02 01:31:34,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:31:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:31:38,579 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 100 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:31:38,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:31:38,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766026759] [2021-06-02 01:31:38,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766026759] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:38,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1185692573] [2021-06-02 01:31:38,579 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 [2021-06-02 01:31:38,643 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 01:31:38,643 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:31:38,646 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 177 conjunts are in the unsatisfiable core [2021-06-02 01:31:38,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:31:40,166 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 [2021-06-02 01:31:40,167 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,184 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:40,185 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,185 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:75 [2021-06-02 01:31:40,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,285 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 [2021-06-02 01:31:40,286 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,301 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:40,302 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,302 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-06-02 01:31:40,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,411 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 [2021-06-02 01:31:40,412 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,430 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:40,430 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,431 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-06-02 01:31:40,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,548 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 [2021-06-02 01:31:40,549 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,570 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:40,571 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,571 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-06-02 01:31:40,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,705 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 [2021-06-02 01:31:40,706 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,729 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:40,730 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,730 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:128, output treesize:127 [2021-06-02 01:31:40,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:40,871 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 [2021-06-02 01:31:40,882 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,912 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:40,913 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:40,913 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-06-02 01:31:41,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,075 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 [2021-06-02 01:31:41,077 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,118 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:41,119 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,119 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-06-02 01:31:41,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,295 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 [2021-06-02 01:31:41,296 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,329 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:41,330 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,330 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:167, output treesize:166 [2021-06-02 01:31:41,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,528 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 [2021-06-02 01:31:41,530 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,567 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:41,568 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,568 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:179 [2021-06-02 01:31:41,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,768 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 [2021-06-02 01:31:41,771 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,813 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:41,814 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:41,814 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-06-02 01:31:41,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:41,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,031 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 [2021-06-02 01:31:42,033 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:42,084 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:42,085 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:42,085 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:206, output treesize:205 [2021-06-02 01:31:42,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,322 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 [2021-06-02 01:31:42,326 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:42,390 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:42,392 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:42,392 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:219, output treesize:218 [2021-06-02 01:31:42,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,720 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 [2021-06-02 01:31:42,723 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:42,784 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:42,785 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:42,785 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:232, output treesize:231 [2021-06-02 01:31:42,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:42,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,057 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 [2021-06-02 01:31:43,059 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:43,116 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:43,118 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:43,118 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:245, output treesize:244 [2021-06-02 01:31:43,339 INFO L446 ElimStorePlain]: Different costs {105=[v_C_41], 330=[A]} [2021-06-02 01:31:43,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,441 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 [2021-06-02 01:31:43,446 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:43,504 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,510 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,520 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,551 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,553 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,569 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,574 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,577 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,581 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,584 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,587 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,591 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-02 01:31:43,592 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-02 01:31:43,593 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 [2021-06-02 01:31:43,596 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:43,603 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:43,604 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:43,604 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:253, output treesize:91 [2021-06-02 01:31:45,449 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 [2021-06-02 01:31:45,450 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-02 01:31:45,455 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-02 01:31:45,456 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-02 01:31:45,456 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:12 [2021-06-02 01:31:45,587 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:31:45,588 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1185692573] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:31:45,588 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:31:45,588 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-06-02 01:31:45,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535133542] [2021-06-02 01:31:45,588 INFO L462 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-06-02 01:31:45,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:31:45,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-06-02 01:31:45,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1114, Invalid=8392, Unknown=0, NotChecked=0, Total=9506 [2021-06-02 01:31:45,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:31:45,591 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:31:45,591 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 2.4183673469387754) internal successors, (237), 97 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:31:45,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:31:45,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:31:45,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:31:45,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:31:45,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:31:45,593 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:32:06,852 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2021-06-02 01:32:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:32:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:22,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:22,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:22,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:32:23,119 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-02 01:32:23,119 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:32:23,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:32:23,120 INFO L82 PathProgramCache]: Analyzing trace with hash -2063691810, now seen corresponding path program 23 times [2021-06-02 01:32:23,120 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:32:23,120 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419298274] [2021-06-02 01:32:23,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:32:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:32:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-02 01:32:23,910 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:32:23,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419298274] [2021-06-02 01:32:23,910 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419298274] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:32:23,910 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1231850180] [2021-06-02 01:32:23,910 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 [2021-06-02 01:32:24,138 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-02 01:32:24,139 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:32:24,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 49 conjunts are in the unsatisfiable core [2021-06-02 01:32:24,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:32:24,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-06-02 01:32:24,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1231850180] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:32:24,361 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:32:24,361 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-06-02 01:32:24,361 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386328603] [2021-06-02 01:32:24,361 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-02 01:32:24,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:32:24,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-02 01:32:24,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-06-02 01:32:24,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:32:24,362 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:32:24,363 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.3137254901960786) internal successors, (118), 50 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:32:24,363 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:32:24,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:32:46,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:46,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:32:46,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:32:46,943 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:32:46,943 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:32:46,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:32:46,944 INFO L82 PathProgramCache]: Analyzing trace with hash 248144892, now seen corresponding path program 24 times [2021-06-02 01:32:46,944 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:32:46,944 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895977880] [2021-06-02 01:32:46,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:32:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:32:47,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-02 01:32:47,365 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:32:47,365 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895977880] [2021-06-02 01:32:47,365 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895977880] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:32:47,365 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1763501969] [2021-06-02 01:32:47,365 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 [2021-06-02 01:32:47,575 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-02 01:32:47,575 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:32:47,577 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2021-06-02 01:32:47,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:32:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-02 01:32:47,798 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1763501969] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:32:47,798 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:32:47,798 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-06-02 01:32:47,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595858772] [2021-06-02 01:32:47,798 INFO L462 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-06-02 01:32:47,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:32:47,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-06-02 01:32:47,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-06-02 01:32:47,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:32:47,799 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:32:47,799 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 37 states, 37 states have (on average 2.864864864864865) internal successors, (106), 36 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:32:47,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:32:47,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:32:47,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:47,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:32:47,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:32:47,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:32:47,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:33:17,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:17,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:33:17,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:33:17,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:33:17,842 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-02 01:33:17,842 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:33:17,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:33:17,842 INFO L82 PathProgramCache]: Analyzing trace with hash -1276935544, now seen corresponding path program 25 times [2021-06-02 01:33:17,842 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:33:17,842 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621667255] [2021-06-02 01:33:17,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:33:17,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:33:18,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-06-02 01:33:18,736 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:33:18,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621667255] [2021-06-02 01:33:18,736 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621667255] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:33:18,736 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416088444] [2021-06-02 01:33:18,736 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 [2021-06-02 01:33:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:33:18,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-02 01:33:18,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:33:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-06-02 01:33:19,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416088444] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:33:19,002 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:33:19,002 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-06-02 01:33:19,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495040855] [2021-06-02 01:33:19,002 INFO L462 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-06-02 01:33:19,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:33:19,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-06-02 01:33:19,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-06-02 01:33:19,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:33:19,003 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:33:19,003 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.3461538461538463) internal successors, (122), 51 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:33:19,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:33:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:33:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:47,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:47,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:33:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:33:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:33:47,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:33:48,129 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-06-02 01:33:48,129 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:33:48,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:33:48,130 INFO L82 PathProgramCache]: Analyzing trace with hash -2020765398, now seen corresponding path program 26 times [2021-06-02 01:33:48,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:33:48,130 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213523306] [2021-06-02 01:33:48,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:33:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:33:48,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-02 01:33:48,622 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:33:48,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213523306] [2021-06-02 01:33:48,622 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213523306] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:33:48,622 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057962873] [2021-06-02 01:33:48,623 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 [2021-06-02 01:33:48,685 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-02 01:33:48,685 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:33:48,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-02 01:33:48,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:33:49,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-06-02 01:33:49,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057962873] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:33:49,915 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:33:49,915 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-06-02 01:33:49,915 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848218937] [2021-06-02 01:33:49,915 INFO L462 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-06-02 01:33:49,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:33:49,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-06-02 01:33:49,917 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-06-02 01:33:49,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:33:49,917 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:33:49,917 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 76 states, 76 states have (on average 2.5526315789473686) internal successors, (194), 75 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:33:49,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:33:49,918 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:34:23,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:34:23,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:34:23,952 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-06-02 01:34:23,952 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:34:23,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:34:23,952 INFO L82 PathProgramCache]: Analyzing trace with hash -743840456, now seen corresponding path program 27 times [2021-06-02 01:34:23,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:34:23,952 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763014761] [2021-06-02 01:34:23,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:34:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:34:24,465 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-02 01:34:24,465 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:34:24,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763014761] [2021-06-02 01:34:24,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763014761] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:34:24,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [421311426] [2021-06-02 01:34:24,465 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 [2021-06-02 01:34:24,585 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-06-02 01:34:24,585 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:34:24,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 39 conjunts are in the unsatisfiable core [2021-06-02 01:34:24,589 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:34:24,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-02 01:34:24,808 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [421311426] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:34:24,808 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:34:24,808 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39] total 40 [2021-06-02 01:34:24,808 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315558823] [2021-06-02 01:34:24,809 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-06-02 01:34:24,809 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:34:24,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-06-02 01:34:24,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=422, Invalid=1218, Unknown=0, NotChecked=0, Total=1640 [2021-06-02 01:34:24,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:34:24,809 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:34:24,809 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.8292682926829267) internal successors, (116), 40 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:34:24,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:34:24,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:34:24,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:35:00,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:35:00,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:00,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:00,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:35:00,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 01:35:01,016 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-02 01:35:01,017 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:35:01,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:35:01,017 INFO L82 PathProgramCache]: Analyzing trace with hash 157525964, now seen corresponding path program 28 times [2021-06-02 01:35:01,017 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:35:01,017 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976508309] [2021-06-02 01:35:01,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:35:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:35:01,907 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 961 proven. 361 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-06-02 01:35:01,907 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:35:01,907 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976508309] [2021-06-02 01:35:01,907 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976508309] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:35:01,907 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927337774] [2021-06-02 01:35:01,907 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 [2021-06-02 01:35:01,970 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-02 01:35:01,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:35:01,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 41 conjunts are in the unsatisfiable core [2021-06-02 01:35:01,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:35:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1854 backedges. 829 proven. 361 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2021-06-02 01:35:02,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [927337774] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:35:02,177 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:35:02,177 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 41] total 53 [2021-06-02 01:35:02,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134087466] [2021-06-02 01:35:02,177 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-02 01:35:02,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:35:02,177 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-02 01:35:02,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=2082, Unknown=0, NotChecked=0, Total=2862 [2021-06-02 01:35:02,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:35:02,178 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:35:02,178 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.3333333333333335) internal successors, (126), 53 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:35:02,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 01:35:02,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:35:36,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:35:36,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 01:35:36,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-02 01:35:36,539 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:35:36,540 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:35:36,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:35:36,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1962060818, now seen corresponding path program 29 times [2021-06-02 01:35:36,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:35:36,540 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2118948108] [2021-06-02 01:35:36,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:35:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:35:37,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 324 proven. 669 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-06-02 01:35:37,153 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:35:37,153 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2118948108] [2021-06-02 01:35:37,153 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2118948108] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:35:37,153 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [739054677] [2021-06-02 01:35:37,153 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 [2021-06-02 01:35:37,390 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-06-02 01:35:37,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:35:37,394 INFO L263 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 53 conjunts are in the unsatisfiable core [2021-06-02 01:35:37,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:35:38,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1893 backedges. 900 proven. 593 refuted. 0 times theorem prover too weak. 400 trivial. 0 not checked. [2021-06-02 01:35:38,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [739054677] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:35:38,727 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:35:38,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 52] total 83 [2021-06-02 01:35:38,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052888916] [2021-06-02 01:35:38,728 INFO L462 AbstractCegarLoop]: Interpolant automaton has 84 states [2021-06-02 01:35:38,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:35:38,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2021-06-02 01:35:38,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1266, Invalid=5706, Unknown=0, NotChecked=0, Total=6972 [2021-06-02 01:35:38,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:35:38,730 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:35:38,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 84 states, 84 states have (on average 2.6547619047619047) internal successors, (223), 83 states have internal predecessors, (223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:35:38,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-02 01:35:38,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:38:08,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-02 01:38:08,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1067 states. [2021-06-02 01:38:08,796 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:38:08,797 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-02 01:38:08,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-02 01:38:08,797 INFO L82 PathProgramCache]: Analyzing trace with hash -1697009538, now seen corresponding path program 30 times [2021-06-02 01:38:08,797 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-02 01:38:08,797 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885351661] [2021-06-02 01:38:08,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-02 01:38:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-02 01:38:11,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 2326 proven. 461 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-02 01:38:11,004 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-02 01:38:11,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885351661] [2021-06-02 01:38:11,004 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885351661] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:38:11,004 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [106193666] [2021-06-02 01:38:11,004 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-02 01:38:11,294 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-02 01:38:11,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-02 01:38:11,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 43 conjunts are in the unsatisfiable core [2021-06-02 01:38:11,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-02 01:38:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2787 backedges. 1261 proven. 400 refuted. 0 times theorem prover too weak. 1126 trivial. 0 not checked. [2021-06-02 01:38:12,696 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [106193666] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-02 01:38:12,697 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-02 01:38:12,697 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 43] total 116 [2021-06-02 01:38:12,697 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348394707] [2021-06-02 01:38:12,697 INFO L462 AbstractCegarLoop]: Interpolant automaton has 117 states [2021-06-02 01:38:12,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-02 01:38:12,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 117 interpolants. [2021-06-02 01:38:12,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1998, Invalid=11574, Unknown=0, NotChecked=0, Total=13572 [2021-06-02 01:38:12,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-02 01:38:12,699 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-02 01:38:12,700 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 117 states, 117 states have (on average 2.5384615384615383) internal successors, (297), 116 states have internal predecessors, (297), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:38:12,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1067 states. [2021-06-02 01:38:12,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.