/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-Sleep-NoLbe-New_States.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-7cd14b8b9f04096d8ddfd3d9cd8a4ac590fe5404-7cd14b8 [2021-03-12 17:55:55,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-03-12 17:55:55,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-03-12 17:55:55,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-03-12 17:55:55,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-03-12 17:55:55,806 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-03-12 17:55:55,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-03-12 17:55:55,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-03-12 17:55:55,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-03-12 17:55:55,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-03-12 17:55:55,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-03-12 17:55:55,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-03-12 17:55:55,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-03-12 17:55:55,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-03-12 17:55:55,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-03-12 17:55:55,825 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-03-12 17:55:55,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-03-12 17:55:55,839 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-Sleep-NoLbe-New_States.epf [2021-03-12 17:55:55,863 INFO L113 SettingsManager]: Loading preferences was successful [2021-03-12 17:55:55,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-03-12 17:55:55,864 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-03-12 17:55:55,865 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-03-12 17:55:55,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-03-12 17:55:55,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-03-12 17:55:55,867 INFO L138 SettingsManager]: * Use SBE=true [2021-03-12 17:55:55,867 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-03-12 17:55:55,868 INFO L138 SettingsManager]: * sizeof long=4 [2021-03-12 17:55:55,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-03-12 17:55:55,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-03-12 17:55:55,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-03-12 17:55:55,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-03-12 17:55:55,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-03-12 17:55:55,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-03-12 17:55:55,869 INFO L138 SettingsManager]: * sizeof long double=12 [2021-03-12 17:55:55,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-03-12 17:55:55,869 INFO L138 SettingsManager]: * Use constant arrays=true [2021-03-12 17:55:55,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-03-12 17:55:55,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-03-12 17:55:55,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-03-12 17:55:55,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-03-12 17:55:55,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-03-12 17:55:55,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-03-12 17:55:55,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-03-12 17:55:55,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-03-12 17:55:55,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-03-12 17:55:55,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-03-12 17:55:55,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-03-12 17:55:55,871 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-03-12 17:55:55,871 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-03-12 17:55:55,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-03-12 17:55:55,872 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-03-12 17:55:55,872 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-03-12 17:55:56,277 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-03-12 17:55:56,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-03-12 17:55:56,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-03-12 17:55:56,314 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-03-12 17:55:56,316 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-03-12 17:55:56,322 INFO L432 ainManager$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 [2021-03-12 17:55:56,323 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/simple-array-sum.wvr.bpl' [2021-03-12 17:55:56,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-03-12 17:55:56,380 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-03-12 17:55:56,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-03-12 17:55:56,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-03-12 17:55:56,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-03-12 17:55:56,398 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,416 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,426 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-03-12 17:55:56,430 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-03-12 17:55:56,430 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-03-12 17:55:56,430 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-03-12 17:55:56,439 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,439 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,440 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,440 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,444 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,447 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,449 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 12.03 05:55:56" (1/1) ... [2021-03-12 17:55:56,450 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-03-12 17:55:56,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-03-12 17:55:56,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-03-12 17:55:56,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-03-12 17:55:56,455 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 05:55:56" (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 [2021-03-12 17:55:56,537 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-03-12 17:55:56,537 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-03-12 17:55:56,537 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-03-12 17:55:56,537 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-03-12 17:55:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-03-12 17:55:56,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-03-12 17:55:56,538 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-03-12 17:55:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-03-12 17:55:56,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-03-12 17:55:56,538 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-03-12 17:55:56,538 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-03-12 17:55:56,538 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-03-12 17:55:56,540 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-03-12 17:55:56,937 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-03-12 17:55:56,938 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-03-12 17:55:56,940 INFO L202 PluginConnector]: Adding new model simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.03 05:55:56 BoogieIcfgContainer [2021-03-12 17:55:56,940 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-03-12 17:55:56,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-03-12 17:55:56,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-03-12 17:55:56,945 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-03-12 17:55:56,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 12.03 05:55:56" (1/2) ... [2021-03-12 17:55:56,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@671d809e and model type simple-array-sum.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.03 05:55:56, skipping insertion in model container [2021-03-12 17:55:56,947 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 12.03 05:55:56" (2/2) ... [2021-03-12 17:55:56,949 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-array-sum.wvr.bpl [2021-03-12 17:55:56,955 WARN L142 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-03-12 17:55:56,955 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-03-12 17:55:56,960 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-03-12 17:55:56,961 INFO L323 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-03-12 17:55:57,055 INFO L149 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-03-12 17:55:57,089 INFO L253 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 [2021-03-12 17:55:57,172 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-03-12 17:55:57,172 INFO L377 AbstractCegarLoop]: Hoare is true [2021-03-12 17:55:57,172 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-03-12 17:55:57,172 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-03-12 17:55:57,173 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-03-12 17:55:57,173 INFO L381 AbstractCegarLoop]: Difference is false [2021-03-12 17:55:57,173 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-03-12 17:55:57,173 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-03-12 17:55:57,394 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:55:57,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:55:57,406 INFO L82 PathProgramCache]: Analyzing trace with hash 1181085272, now seen corresponding path program 1 times [2021-03-12 17:55:57,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:55:57,419 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957648969] [2021-03-12 17:55:57,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:55:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:55:57,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 17:55:57,658 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957648969] [2021-03-12 17:55:57,658 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 17:55:57,658 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 17:55:57,659 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474762839] [2021-03-12 17:55:57,667 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-03-12 17:55:57,667 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:55:57,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-03-12 17:55:57,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-03-12 17:55:57,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:57,694 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:55:57,698 INFO L481 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) [2021-03-12 17:55:57,698 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:57,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:57,798 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-03-12 17:55:57,798 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:55:57,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:55:57,799 INFO L82 PathProgramCache]: Analyzing trace with hash 1914667130, now seen corresponding path program 1 times [2021-03-12 17:55:57,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:55:57,799 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865279622] [2021-03-12 17:55:57,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:55:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:55:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:55:57,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865279622] [2021-03-12 17:55:57,870 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [404182280] [2021-03-12 17:55:57,870 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 [2021-03-12 17:55:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:55:57,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2021-03-12 17:55:57,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:55:58,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 17:55:58,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-03-12 17:55:58,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 3 [2021-03-12 17:55:58,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587804660] [2021-03-12 17:55:58,050 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 17:55:58,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:55:58,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 17:55:58,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-03-12 17:55:58,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:58,052 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:55:58,052 INFO L481 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) [2021-03-12 17:55:58,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:58,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:58,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:58,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:58,335 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:55:58,336 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:55:58,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:55:58,337 INFO L82 PathProgramCache]: Analyzing trace with hash 837554965, now seen corresponding path program 1 times [2021-03-12 17:55:58,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:55:58,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661214807] [2021-03-12 17:55:58,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:55:58,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:55:58,391 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-03-12 17:55:58,392 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661214807] [2021-03-12 17:55:58,392 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-03-12 17:55:58,392 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-03-12 17:55:58,392 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108382865] [2021-03-12 17:55:58,394 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-03-12 17:55:58,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:55:58,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-03-12 17:55:58,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-03-12 17:55:58,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:58,398 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:55:58,398 INFO L481 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) [2021-03-12 17:55:58,398 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:58,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:58,399 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:58,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:58,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:58,527 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-03-12 17:55:58,527 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:55:58,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:55:58,528 INFO L82 PathProgramCache]: Analyzing trace with hash 864862616, now seen corresponding path program 2 times [2021-03-12 17:55:58,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:55:58,529 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146893333] [2021-03-12 17:55:58,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:55:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:55:58,694 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:55:58,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146893333] [2021-03-12 17:55:58,695 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1013801226] [2021-03-12 17:55:58,695 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 [2021-03-12 17:55:58,754 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 17:55:58,754 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:55:58,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 6 conjunts are in the unsatisfiable core [2021-03-12 17:55:58,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:55:58,922 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-03-12 17:55:58,923 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:55:58,923 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 10 [2021-03-12 17:55:58,923 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105160081] [2021-03-12 17:55:58,924 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-03-12 17:55:58,924 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:55:58,924 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-03-12 17:55:58,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-03-12 17:55:58,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:58,925 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:55:58,925 INFO L481 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) [2021-03-12 17:55:58,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:58,925 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:58,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:58,926 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:55:59,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:55:59,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:59,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:55:59,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:55:59,643 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:55:59,644 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:55:59,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:55:59,644 INFO L82 PathProgramCache]: Analyzing trace with hash 336475472, now seen corresponding path program 3 times [2021-03-12 17:55:59,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:55:59,645 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401035761] [2021-03-12 17:55:59,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:55:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:00,206 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:56:00,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401035761] [2021-03-12 17:56:00,207 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197004314] [2021-03-12 17:56:00,207 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 [2021-03-12 17:56:00,252 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-03-12 17:56:00,253 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:00,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 35 conjunts are in the unsatisfiable core [2021-03-12 17:56:00,257 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:00,564 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 [2021-03-12 17:56:00,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:00,584 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:00,592 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. [2021-03-12 17:56:00,592 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:64 [2021-03-12 17:56:00,743 INFO L446 ElimStorePlain]: Different costs {1=[v_C_15], 3=[A]} [2021-03-12 17:56:00,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:00,752 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 [2021-03-12 17:56:00,755 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:00,790 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:00,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:00,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:00,807 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:00,809 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 [2021-03-12 17:56:00,816 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:00,838 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:00,844 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:00,844 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:72, output treesize:60 [2021-03-12 17:56:01,133 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 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 [2021-03-12 17:56:01,139 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:01,145 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:01,147 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:01,147 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:35, output treesize:14 [2021-03-12 17:56:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:56:01,220 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:01,220 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2021-03-12 17:56:01,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625376716] [2021-03-12 17:56:01,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-12 17:56:01,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:01,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-12 17:56:01,224 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=303, Unknown=0, NotChecked=0, Total=342 [2021-03-12 17:56:01,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:01,225 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:01,225 INFO L481 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) [2021-03-12 17:56:01,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:01,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:01,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:01,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:01,226 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:01,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:01,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:01,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:01,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:01,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:01,879 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:01,880 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:01,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:01,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1555687790, now seen corresponding path program 4 times [2021-03-12 17:56:01,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:01,881 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114708579] [2021-03-12 17:56:01,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:01,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:01,951 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-03-12 17:56:01,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114708579] [2021-03-12 17:56:01,951 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [695187246] [2021-03-12 17:56:01,952 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 [2021-03-12 17:56:02,023 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 17:56:02,024 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:02,025 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 7 conjunts are in the unsatisfiable core [2021-03-12 17:56:02,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:02,196 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-03-12 17:56:02,196 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:02,197 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-03-12 17:56:02,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015062263] [2021-03-12 17:56:02,197 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-03-12 17:56:02,197 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:02,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-03-12 17:56:02,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-03-12 17:56:02,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:02,199 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:02,199 INFO L481 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) [2021-03-12 17:56:02,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:02,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:02,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:02,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:02,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:02,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:02,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:02,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:02,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:02,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:02,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:02,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:03,191 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-03-12 17:56:03,191 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:03,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:03,192 INFO L82 PathProgramCache]: Analyzing trace with hash -2016549220, now seen corresponding path program 5 times [2021-03-12 17:56:03,192 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:03,192 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268284754] [2021-03-12 17:56:03,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 16 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-03-12 17:56:03,277 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268284754] [2021-03-12 17:56:03,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [528764418] [2021-03-12 17:56:03,278 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 [2021-03-12 17:56:03,327 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-03-12 17:56:03,328 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:03,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-03-12 17:56:03,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:03,541 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-03-12 17:56:03,542 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:03,542 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 17 [2021-03-12 17:56:03,542 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454877870] [2021-03-12 17:56:03,544 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-03-12 17:56:03,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:03,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-03-12 17:56:03,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2021-03-12 17:56:03,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:03,547 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:03,547 INFO L481 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) [2021-03-12 17:56:03,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:03,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:03,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:03,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:03,556 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:04,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:04,515 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:04,515 INFO L428 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:04,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:04,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1492932272, now seen corresponding path program 6 times [2021-03-12 17:56:04,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:04,516 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231204455] [2021-03-12 17:56:04,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:05,394 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:56:05,394 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231204455] [2021-03-12 17:56:05,395 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557676686] [2021-03-12 17:56:05,395 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 [2021-03-12 17:56:05,452 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-03-12 17:56:05,453 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:05,454 WARN L261 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 58 conjunts are in the unsatisfiable core [2021-03-12 17:56:05,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:05,661 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 [2021-03-12 17:56:05,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:05,678 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:05,683 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. [2021-03-12 17:56:05,683 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:62, output treesize:61 [2021-03-12 17:56:05,786 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 [2021-03-12 17:56:05,789 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:05,807 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:05,810 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. [2021-03-12 17:56:05,811 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:71, output treesize:70 [2021-03-12 17:56:05,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:05,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:05,907 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 [2021-03-12 17:56:05,910 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:05,931 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:05,936 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. [2021-03-12 17:56:05,936 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:84, output treesize:83 [2021-03-12 17:56:06,130 INFO L446 ElimStorePlain]: Different costs {0=[v_C_19], 4=[A]} [2021-03-12 17:56:06,139 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 [2021-03-12 17:56:06,143 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:06,176 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:06,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:06,183 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:06,188 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 [2021-03-12 17:56:06,191 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:06,206 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:06,209 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:06,209 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:92, output treesize:47 [2021-03-12 17:56:06,648 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 [2021-03-12 17:56:06,651 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:06,658 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:06,660 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:06,660 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:56, output treesize:17 [2021-03-12 17:56:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:56:06,787 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:06,787 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17] total 28 [2021-03-12 17:56:06,787 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308211959] [2021-03-12 17:56:06,789 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-03-12 17:56:06,789 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:06,789 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-03-12 17:56:06,790 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=754, Unknown=0, NotChecked=0, Total=812 [2021-03-12 17:56:06,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:06,790 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:06,790 INFO L481 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) [2021-03-12 17:56:06,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:07,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:07,723 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:07,724 INFO L428 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:07,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:07,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1227173650, now seen corresponding path program 7 times [2021-03-12 17:56:07,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:07,725 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883756642] [2021-03-12 17:56:07,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:07,828 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 9 proven. 32 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-03-12 17:56:07,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883756642] [2021-03-12 17:56:07,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623885020] [2021-03-12 17:56:07,829 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 [2021-03-12 17:56:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:07,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 11 conjunts are in the unsatisfiable core [2021-03-12 17:56:07,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 16 proven. 25 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-03-12 17:56:07,990 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:07,990 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 12 [2021-03-12 17:56:07,990 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462629522] [2021-03-12 17:56:07,991 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-03-12 17:56:07,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:07,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-03-12 17:56:07,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-03-12 17:56:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:07,992 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:07,992 INFO L481 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) [2021-03-12 17:56:07,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:07,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:07,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:07,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:07,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:07,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:07,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:07,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:07,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:08,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:08,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:08,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:08,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:08,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:08,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:08,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:08,671 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-03-12 17:56:08,672 INFO L428 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:08,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:08,672 INFO L82 PathProgramCache]: Analyzing trace with hash -1412019108, now seen corresponding path program 8 times [2021-03-12 17:56:08,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:08,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083451539] [2021-03-12 17:56:08,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:08,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-03-12 17:56:08,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083451539] [2021-03-12 17:56:08,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220990697] [2021-03-12 17:56:08,795 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 [2021-03-12 17:56:08,839 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 17:56:08,839 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:08,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 13 conjunts are in the unsatisfiable core [2021-03-12 17:56:08,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:08,996 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 36 proven. 25 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-03-12 17:56:08,997 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:08,997 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 14 [2021-03-12 17:56:08,997 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467851467] [2021-03-12 17:56:08,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-03-12 17:56:08,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:09,000 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-03-12 17:56:09,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=147, Unknown=0, NotChecked=0, Total=210 [2021-03-12 17:56:09,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:09,001 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:09,001 INFO L481 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) [2021-03-12 17:56:09,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:09,001 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:09,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:09,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:09,427 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:09,427 INFO L428 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:09,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:09,428 INFO L82 PathProgramCache]: Analyzing trace with hash 1936643710, now seen corresponding path program 9 times [2021-03-12 17:56:09,428 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:09,428 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887413739] [2021-03-12 17:56:09,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 16 proven. 66 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-03-12 17:56:09,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887413739] [2021-03-12 17:56:09,554 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [331188648] [2021-03-12 17:56:09,554 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 [2021-03-12 17:56:09,615 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-03-12 17:56:09,616 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:09,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-12 17:56:09,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:09,813 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-03-12 17:56:09,814 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:09,814 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 19 [2021-03-12 17:56:09,815 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947564654] [2021-03-12 17:56:09,816 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-03-12 17:56:09,816 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:09,816 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-03-12 17:56:09,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=303, Unknown=0, NotChecked=0, Total=380 [2021-03-12 17:56:09,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:09,817 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:09,817 INFO L481 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) [2021-03-12 17:56:09,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:09,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:09,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:12,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:12,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:12,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:12,587 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:12,587 INFO L428 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:12,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:12,588 INFO L82 PathProgramCache]: Analyzing trace with hash -330482882, now seen corresponding path program 10 times [2021-03-12 17:56:12,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:12,589 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649813620] [2021-03-12 17:56:12,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:12,775 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 84 proven. 36 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-03-12 17:56:12,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649813620] [2021-03-12 17:56:12,775 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281922313] [2021-03-12 17:56:12,775 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 [2021-03-12 17:56:12,831 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 17:56:12,831 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:12,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 14 conjunts are in the unsatisfiable core [2021-03-12 17:56:12,839 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:13,096 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 79 proven. 25 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-03-12 17:56:13,097 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:13,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 27 [2021-03-12 17:56:13,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484556340] [2021-03-12 17:56:13,097 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-03-12 17:56:13,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:13,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-03-12 17:56:13,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=605, Unknown=0, NotChecked=0, Total=756 [2021-03-12 17:56:13,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:13,100 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:13,100 INFO L481 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) [2021-03-12 17:56:13,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:13,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:13,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:13,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:13,100 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:13,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:14,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:14,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:14,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:14,760 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-03-12 17:56:14,760 INFO L428 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:14,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:14,761 INFO L82 PathProgramCache]: Analyzing trace with hash -363059074, now seen corresponding path program 11 times [2021-03-12 17:56:14,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:14,761 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946373559] [2021-03-12 17:56:14,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:14,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 12 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:56:16,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946373559] [2021-03-12 17:56:16,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [645169150] [2021-03-12 17:56:16,578 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 [2021-03-12 17:56:16,646 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-03-12 17:56:16,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:16,649 WARN L261 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 88 conjunts are in the unsatisfiable core [2021-03-12 17:56:16,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:17,257 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 [2021-03-12 17:56:17,258 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,271 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:17,273 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,273 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:52, output treesize:51 [2021-03-12 17:56:17,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,340 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 [2021-03-12 17:56:17,341 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,358 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:17,360 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,360 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:65, output treesize:64 [2021-03-12 17:56:17,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,440 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 [2021-03-12 17:56:17,442 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,466 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:17,468 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,468 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:78, output treesize:77 [2021-03-12 17:56:17,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,563 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 [2021-03-12 17:56:17,566 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,587 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:17,589 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,589 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:91, output treesize:90 [2021-03-12 17:56:17,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,684 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 [2021-03-12 17:56:17,686 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,712 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:17,725 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,725 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:104, output treesize:103 [2021-03-12 17:56:17,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:17,883 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 [2021-03-12 17:56:17,885 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,919 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:17,921 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:17,921 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:120, output treesize:119 [2021-03-12 17:56:19,013 INFO L446 ElimStorePlain]: Different costs {21=[v_C_26], 70=[A]} [2021-03-12 17:56:19,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,043 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 [2021-03-12 17:56:19,047 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:19,076 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:19,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,087 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:19,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,094 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:19,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,098 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:19,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,102 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:19,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,104 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:19,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:56:19,106 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:56:19,107 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 [2021-03-12 17:56:19,111 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:19,121 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:19,122 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:19,122 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:155, output treesize:52 [2021-03-12 17:56:19,222 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 [2021-03-12 17:56:19,224 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:56:19,231 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:56:19,232 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:56:19,232 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:57, output treesize:12 [2021-03-12 17:56:19,320 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:56:19,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:19,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 27] total 51 [2021-03-12 17:56:19,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033918223] [2021-03-12 17:56:19,321 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-03-12 17:56:19,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:19,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-03-12 17:56:19,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2296, Unknown=0, NotChecked=0, Total=2652 [2021-03-12 17:56:19,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:19,323 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:19,323 INFO L481 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) [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:19,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:20,586 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2021-03-12 17:56:20,972 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2021-03-12 17:56:21,139 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 68 [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:25,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:25,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:25,654 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-03-12 17:56:25,654 INFO L428 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:25,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:25,655 INFO L82 PathProgramCache]: Analyzing trace with hash 112952976, now seen corresponding path program 12 times [2021-03-12 17:56:25,655 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:25,655 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652461157] [2021-03-12 17:56:25,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:25,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 36 proven. 127 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:25,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652461157] [2021-03-12 17:56:25,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [286003650] [2021-03-12 17:56:25,887 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 [2021-03-12 17:56:25,980 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-03-12 17:56:25,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:25,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 17 conjunts are in the unsatisfiable core [2021-03-12 17:56:25,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 49 proven. 114 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:26,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:26,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-03-12 17:56:26,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694706774] [2021-03-12 17:56:26,194 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-03-12 17:56:26,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:26,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-03-12 17:56:26,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2021-03-12 17:56:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:26,196 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:26,197 INFO L481 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) [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:26,197 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:26,198 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:28,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:28,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:28,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:28,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:28,576 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-03-12 17:56:28,577 INFO L428 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:28,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:28,578 INFO L82 PathProgramCache]: Analyzing trace with hash -99981452, now seen corresponding path program 13 times [2021-03-12 17:56:28,578 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:28,578 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016398196] [2021-03-12 17:56:28,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:29,014 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 225 proven. 64 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-03-12 17:56:29,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016398196] [2021-03-12 17:56:29,014 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631124370] [2021-03-12 17:56:29,014 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 [2021-03-12 17:56:29,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:29,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 19 conjunts are in the unsatisfiable core [2021-03-12 17:56:29,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 183 proven. 64 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-03-12 17:56:29,266 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:29,267 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 19] total 26 [2021-03-12 17:56:29,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542644838] [2021-03-12 17:56:29,269 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-03-12 17:56:29,269 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:29,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-03-12 17:56:29,272 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=201, Invalid=501, Unknown=0, NotChecked=0, Total=702 [2021-03-12 17:56:29,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:29,272 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:29,274 INFO L481 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) [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:29,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:31,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:31,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:31,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:31,396 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:31,397 INFO L428 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:31,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:31,397 INFO L82 PathProgramCache]: Analyzing trace with hash -1016911470, now seen corresponding path program 14 times [2021-03-12 17:56:31,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:31,398 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273303271] [2021-03-12 17:56:31,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:31,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:31,638 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 49 proven. 153 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:31,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273303271] [2021-03-12 17:56:31,639 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [135030330] [2021-03-12 17:56:31,639 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 [2021-03-12 17:56:31,688 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 17:56:31,689 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:31,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-12 17:56:31,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:32,359 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 195 proven. 81 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-03-12 17:56:32,360 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:32,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 21] total 39 [2021-03-12 17:56:32,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022625752] [2021-03-12 17:56:32,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-03-12 17:56:32,361 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:32,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-03-12 17:56:32,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=231, Invalid=1329, Unknown=0, NotChecked=0, Total=1560 [2021-03-12 17:56:32,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:32,363 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:32,364 INFO L481 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) [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:32,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:32,365 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:35,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:35,739 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-03-12 17:56:35,739 INFO L428 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:35,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:35,744 INFO L82 PathProgramCache]: Analyzing trace with hash 2132717012, now seen corresponding path program 15 times [2021-03-12 17:56:35,744 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:35,744 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750165884] [2021-03-12 17:56:35,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:35,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:36,020 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 64 proven. 182 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:36,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750165884] [2021-03-12 17:56:36,020 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430827225] [2021-03-12 17:56:36,020 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 [2021-03-12 17:56:36,090 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-03-12 17:56:36,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:36,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 21 conjunts are in the unsatisfiable core [2021-03-12 17:56:36,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:36,293 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 5 [2021-03-12 17:56:36,426 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 81 proven. 165 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:36,427 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:36,427 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21] total 22 [2021-03-12 17:56:36,427 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334326660] [2021-03-12 17:56:36,427 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-03-12 17:56:36,427 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:36,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-03-12 17:56:36,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=134, Invalid=372, Unknown=0, NotChecked=0, Total=506 [2021-03-12 17:56:36,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:36,428 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:36,428 INFO L481 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) [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:36,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:36,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:39,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:39,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:39,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:39,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:39,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:39,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:56:39,471 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-03-12 17:56:39,472 INFO L428 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:39,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:39,473 INFO L82 PathProgramCache]: Analyzing trace with hash -1801401936, now seen corresponding path program 16 times [2021-03-12 17:56:39,473 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:39,473 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545490933] [2021-03-12 17:56:39,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:39,915 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 225 proven. 100 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-03-12 17:56:39,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545490933] [2021-03-12 17:56:39,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1130138666] [2021-03-12 17:56:39,915 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 [2021-03-12 17:56:40,083 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 17:56:40,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:40,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 23 conjunts are in the unsatisfiable core [2021-03-12 17:56:40,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:40,280 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 205 proven. 100 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-03-12 17:56:40,280 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:40,280 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 28 [2021-03-12 17:56:40,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998392033] [2021-03-12 17:56:40,281 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-03-12 17:56:40,281 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:40,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-03-12 17:56:40,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=226, Invalid=586, Unknown=0, NotChecked=0, Total=812 [2021-03-12 17:56:40,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:40,282 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:40,282 INFO L481 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) [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:40,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:56:40,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:42,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:56:42,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:56:43,174 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-03-12 17:56:43,174 INFO L428 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:43,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:43,175 INFO L82 PathProgramCache]: Analyzing trace with hash 1379663438, now seen corresponding path program 17 times [2021-03-12 17:56:43,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:43,175 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696891613] [2021-03-12 17:56:43,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:43,481 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 81 proven. 214 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:43,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696891613] [2021-03-12 17:56:43,482 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856316100] [2021-03-12 17:56:43,482 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 [2021-03-12 17:56:43,623 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-03-12 17:56:43,623 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:43,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 28 conjunts are in the unsatisfiable core [2021-03-12 17:56:43,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:44,769 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 225 proven. 121 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-03-12 17:56:44,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:44,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 28] total 50 [2021-03-12 17:56:44,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546055499] [2021-03-12 17:56:44,772 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-03-12 17:56:44,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:44,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-03-12 17:56:44,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=370, Invalid=2180, Unknown=0, NotChecked=0, Total=2550 [2021-03-12 17:56:44,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:44,774 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:44,775 INFO L481 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) [2021-03-12 17:56:44,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:44,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:44,775 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:56:44,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:48,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:56:48,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:56:48,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:56:49,183 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:56:49,184 INFO L428 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:56:49,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:56:49,184 INFO L82 PathProgramCache]: Analyzing trace with hash -1982075624, now seen corresponding path program 18 times [2021-03-12 17:56:49,185 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:56:49,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449912030] [2021-03-12 17:56:49,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:56:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:56:49,540 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 100 proven. 249 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-03-12 17:56:49,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449912030] [2021-03-12 17:56:49,540 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [704697732] [2021-03-12 17:56:49,541 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 [2021-03-12 17:56:49,671 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-03-12 17:56:49,671 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:56:49,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-12 17:56:49,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:56:50,255 INFO L134 CoverageAnalysis]: Checked inductivity of 545 backedges. 196 proven. 205 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-03-12 17:56:50,256 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:56:50,256 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 28] total 43 [2021-03-12 17:56:50,256 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687174810] [2021-03-12 17:56:50,257 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-03-12 17:56:50,257 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:56:50,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-03-12 17:56:50,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=350, Invalid=1542, Unknown=0, NotChecked=0, Total=1892 [2021-03-12 17:56:50,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:56:50,258 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:56:50,258 INFO L481 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) [2021-03-12 17:56:50,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:56:50,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:57:18,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:57:18,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:57:18,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:57:18,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:57:18,326 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:57:18,327 INFO L428 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:57:18,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:57:18,327 INFO L82 PathProgramCache]: Analyzing trace with hash 352469902, now seen corresponding path program 19 times [2021-03-12 17:57:18,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:57:18,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036220219] [2021-03-12 17:57:18,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:57:18,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:57:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 526 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:57:19,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036220219] [2021-03-12 17:57:19,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2030338981] [2021-03-12 17:57:19,241 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 [2021-03-12 17:57:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:57:19,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 27 conjunts are in the unsatisfiable core [2021-03-12 17:57:19,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:57:20,491 INFO L134 CoverageAnalysis]: Checked inductivity of 699 backedges. 219 proven. 144 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-03-12 17:57:20,492 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:57:20,492 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 70 [2021-03-12 17:57:20,492 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388367505] [2021-03-12 17:57:20,493 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-03-12 17:57:20,493 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:57:20,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-03-12 17:57:20,495 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=596, Invalid=4374, Unknown=0, NotChecked=0, Total=4970 [2021-03-12 17:57:20,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:57:20,496 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:57:20,496 INFO L481 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) [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:57:20,496 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:57:20,497 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:57:33,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:57:33,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:33,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:33,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:33,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:57:33,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:57:33,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:57:33,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:33,687 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-03-12 17:57:33,687 INFO L428 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:57:33,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:57:33,688 INFO L82 PathProgramCache]: Analyzing trace with hash -655040976, now seen corresponding path program 20 times [2021-03-12 17:57:33,688 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:57:33,688 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319819312] [2021-03-12 17:57:33,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:57:33,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:57:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 526 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:57:34,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319819312] [2021-03-12 17:57:34,803 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [399388603] [2021-03-12 17:57:34,803 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 [2021-03-12 17:57:34,868 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 17:57:34,868 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:57:34,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 29 conjunts are in the unsatisfiable core [2021-03-12 17:57:34,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:57:36,137 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 223 proven. 169 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-03-12 17:57:36,138 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:57:36,138 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 29] total 73 [2021-03-12 17:57:36,138 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882890622] [2021-03-12 17:57:36,138 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-03-12 17:57:36,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:57:36,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-03-12 17:57:36,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=642, Invalid=4760, Unknown=0, NotChecked=0, Total=5402 [2021-03-12 17:57:36,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:57:36,141 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:57:36,142 INFO L481 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) [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:36,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:36,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:57:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:57:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:57:49,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:57:49,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:57:49,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:57:49,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:57:49,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:57:49,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:57:49,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:57:49,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:49,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:57:49,832 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-03-12 17:57:49,833 INFO L428 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:57:49,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:57:49,833 INFO L82 PathProgramCache]: Analyzing trace with hash 1789614162, now seen corresponding path program 21 times [2021-03-12 17:57:49,834 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:57:49,834 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461405391] [2021-03-12 17:57:49,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:57:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:57:50,390 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-03-12 17:57:50,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461405391] [2021-03-12 17:57:50,390 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35530957] [2021-03-12 17:57:50,390 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 [2021-03-12 17:57:50,531 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-03-12 17:57:50,532 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:57:50,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 31 conjunts are in the unsatisfiable core [2021-03-12 17:57:50,537 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:57:50,783 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 225 proven. 196 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-03-12 17:57:50,783 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:57:50,783 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 31] total 32 [2021-03-12 17:57:50,784 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448419004] [2021-03-12 17:57:50,784 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-03-12 17:57:50,784 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:57:50,784 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-03-12 17:57:50,785 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2021-03-12 17:57:50,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:57:50,785 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:57:50,785 INFO L481 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) [2021-03-12 17:57:50,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:57:50,785 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:57:50,787 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:57:50,788 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:58:02,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:58:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:58:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:58:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:58:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:58:02,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:58:02,699 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 17:58:02,699 INFO L428 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:58:02,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:58:02,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1756090868, now seen corresponding path program 22 times [2021-03-12 17:58:02,700 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:58:02,700 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052652166] [2021-03-12 17:58:02,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:58:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:58:07,769 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 100 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:58:07,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052652166] [2021-03-12 17:58:07,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857666119] [2021-03-12 17:58:07,770 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 [2021-03-12 17:58:07,834 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-03-12 17:58:07,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:58:07,840 WARN L261 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 173 conjunts are in the unsatisfiable core [2021-03-12 17:58:07,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:58:09,773 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 [2021-03-12 17:58:09,774 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:09,799 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:09,800 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:09,801 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:76, output treesize:75 [2021-03-12 17:58:09,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:09,979 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 [2021-03-12 17:58:09,981 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,009 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:10,011 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,011 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:89, output treesize:88 [2021-03-12 17:58:10,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,202 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 [2021-03-12 17:58:10,206 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,238 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:10,240 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,240 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:102, output treesize:101 [2021-03-12 17:58:10,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,449 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 [2021-03-12 17:58:10,451 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,479 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:10,480 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,480 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:115, output treesize:114 [2021-03-12 17:58:10,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,650 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 [2021-03-12 17:58:10,654 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,693 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:10,694 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,695 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:128, output treesize:127 [2021-03-12 17:58:10,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:10,881 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 [2021-03-12 17:58:10,884 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,921 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:10,922 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:10,923 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:141, output treesize:140 [2021-03-12 17:58:11,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,132 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,142 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 [2021-03-12 17:58:11,146 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:11,201 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:11,203 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:11,204 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:154, output treesize:153 [2021-03-12 17:58:11,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,438 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 [2021-03-12 17:58:11,441 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:11,486 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:11,487 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:11,487 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:167, output treesize:166 [2021-03-12 17:58:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,720 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 [2021-03-12 17:58:11,723 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:11,768 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:11,769 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:11,769 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:180, output treesize:179 [2021-03-12 17:58:11,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:11,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,036 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 [2021-03-12 17:58:12,039 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:12,099 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:12,101 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:12,101 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:193, output treesize:192 [2021-03-12 17:58:12,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,377 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 [2021-03-12 17:58:12,380 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:12,460 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:12,462 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:12,462 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:206, output treesize:205 [2021-03-12 17:58:12,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:12,784 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 [2021-03-12 17:58:12,788 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:12,876 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:12,878 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:12,879 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:219, output treesize:218 [2021-03-12 17:58:13,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,311 INFO L244 Elim1Store]: Index analysis took 101 ms [2021-03-12 17:58:13,314 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 [2021-03-12 17:58:13,318 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:13,387 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:13,389 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:13,389 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:232, output treesize:231 [2021-03-12 17:58:13,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,693 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:13,788 INFO L244 Elim1Store]: Index analysis took 138 ms [2021-03-12 17:58:13,790 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 [2021-03-12 17:58:13,794 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:13,894 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:13,896 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:13,896 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:245, output treesize:244 [2021-03-12 17:58:14,170 INFO L446 ElimStorePlain]: Different costs {105=[v_C_41], 330=[A]} [2021-03-12 17:58:14,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,302 INFO L244 Elim1Store]: Index analysis took 127 ms [2021-03-12 17:58:14,304 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 [2021-03-12 17:58:14,311 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:14,393 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:14,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,413 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,430 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,433 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,441 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,454 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,479 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,482 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,508 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,516 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,521 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,527 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,532 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,536 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,552 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-03-12 17:58:14,554 INFO L173 IndexEqualityManager]: detected equality via solver [2021-03-12 17:58:14,555 INFO L244 Elim1Store]: Index analysis took 148 ms [2021-03-12 17:58:14,557 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 [2021-03-12 17:58:14,561 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:14,577 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:14,578 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:14,578 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:253, output treesize:91 [2021-03-12 17:58:17,239 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 [2021-03-12 17:58:17,242 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-03-12 17:58:17,250 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-03-12 17:58:17,251 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-03-12 17:58:17,251 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:105, output treesize:12 [2021-03-12 17:58:17,456 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-03-12 17:58:17,456 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:58:17,457 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 97 [2021-03-12 17:58:17,457 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523448493] [2021-03-12 17:58:17,457 INFO L460 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-03-12 17:58:17,457 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:58:17,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-03-12 17:58:17,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1114, Invalid=8392, Unknown=0, NotChecked=0, Total=9506 [2021-03-12 17:58:17,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:58:17,460 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:58:17,460 INFO L481 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) [2021-03-12 17:58:17,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:58:17,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:58:17,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:58:17,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:58:17,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:58:17,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:58:22,786 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 131 [2021-03-12 17:58:23,442 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 104 [2021-03-12 17:58:23,722 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 108 [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:59:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:59:26,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:59:26,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-12 17:59:26,986 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-03-12 17:59:26,987 INFO L428 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 17:59:26,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 17:59:26,987 INFO L82 PathProgramCache]: Analyzing trace with hash -2063691810, now seen corresponding path program 23 times [2021-03-12 17:59:26,988 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 17:59:26,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470167775] [2021-03-12 17:59:26,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 17:59:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 17:59:29,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-03-12 17:59:29,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470167775] [2021-03-12 17:59:29,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [114700636] [2021-03-12 17:59:29,413 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 [2021-03-12 17:59:29,663 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 32 check-sat command(s) [2021-03-12 17:59:29,663 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 17:59:29,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 49 conjunts are in the unsatisfiable core [2021-03-12 17:59:29,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 17:59:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1593 backedges. 961 proven. 256 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-03-12 17:59:30,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 17:59:30,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49] total 50 [2021-03-12 17:59:30,601 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771534316] [2021-03-12 17:59:30,601 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-03-12 17:59:30,601 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 17:59:30,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-03-12 17:59:30,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=717, Invalid=1833, Unknown=0, NotChecked=0, Total=2550 [2021-03-12 17:59:30,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 17:59:30,603 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 17:59:30,603 INFO L481 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) [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 17:59:30,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-12 17:59:30,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:00:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:00:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:00:00,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:00,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:00:00,505 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:00:00,706 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-03-12 18:00:00,706 INFO L428 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 18:00:00,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 18:00:00,707 INFO L82 PathProgramCache]: Analyzing trace with hash 248144892, now seen corresponding path program 24 times [2021-03-12 18:00:00,707 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 18:00:00,707 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260531061] [2021-03-12 18:00:00,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 18:00:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 18:00:01,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 225 proven. 501 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-03-12 18:00:01,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260531061] [2021-03-12 18:00:01,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743898790] [2021-03-12 18:00:01,988 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 [2021-03-12 18:00:02,185 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-03-12 18:00:02,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 18:00:02,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2021-03-12 18:00:02,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 18:00:03,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 256 proven. 470 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-03-12 18:00:03,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 18:00:03,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35] total 36 [2021-03-12 18:00:03,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833422101] [2021-03-12 18:00:03,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 37 states [2021-03-12 18:00:03,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 18:00:03,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2021-03-12 18:00:03,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=344, Invalid=988, Unknown=0, NotChecked=0, Total=1332 [2021-03-12 18:00:03,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:00:03,127 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 18:00:03,127 INFO L481 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) [2021-03-12 18:00:03,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:00:03,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:00:03,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:00:45,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:00:45,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:00:45,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:00:45,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-12 18:00:45,273 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-03-12 18:00:45,273 INFO L428 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 18:00:45,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 18:00:45,274 INFO L82 PathProgramCache]: Analyzing trace with hash -1276935544, now seen corresponding path program 25 times [2021-03-12 18:00:45,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 18:00:45,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1517144671] [2021-03-12 18:00:45,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 18:00:45,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 18:00:47,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 961 proven. 289 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-03-12 18:00:47,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1517144671] [2021-03-12 18:00:47,555 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [131525058] [2021-03-12 18:00:47,555 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 [2021-03-12 18:00:47,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 18:00:47,633 INFO L263 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 37 conjunts are in the unsatisfiable core [2021-03-12 18:00:47,634 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 18:00:48,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 779 proven. 289 refuted. 0 times theorem prover too weak. 607 trivial. 0 not checked. [2021-03-12 18:00:48,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 18:00:48,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 37] total 51 [2021-03-12 18:00:48,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605070242] [2021-03-12 18:00:48,452 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-03-12 18:00:48,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 18:00:48,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-03-12 18:00:48,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=737, Invalid=1915, Unknown=0, NotChecked=0, Total=2652 [2021-03-12 18:00:48,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:00:48,453 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 18:00:48,454 INFO L481 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) [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:00:48,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-12 18:00:48,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:01:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:01:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:01:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:01:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:01:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:01:26,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:01:26,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-12 18:01:26,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-12 18:01:26,443 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-03-12 18:01:26,443 INFO L428 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 18:01:26,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 18:01:26,443 INFO L82 PathProgramCache]: Analyzing trace with hash -2020765398, now seen corresponding path program 26 times [2021-03-12 18:01:26,444 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 18:01:26,444 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796439569] [2021-03-12 18:01:26,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 18:01:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 18:01:27,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 256 proven. 554 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-03-12 18:01:27,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796439569] [2021-03-12 18:01:27,714 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [10155955] [2021-03-12 18:01:27,715 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 [2021-03-12 18:01:27,779 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-03-12 18:01:27,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 18:01:27,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 39 conjunts are in the unsatisfiable core [2021-03-12 18:01:27,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 18:01:30,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 805 proven. 324 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2021-03-12 18:01:30,843 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 18:01:30,843 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 39] total 75 [2021-03-12 18:01:30,843 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342793427] [2021-03-12 18:01:30,844 INFO L460 AbstractCegarLoop]: Interpolant automaton has 76 states [2021-03-12 18:01:30,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 18:01:30,844 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2021-03-12 18:01:30,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=780, Invalid=4920, Unknown=0, NotChecked=0, Total=5700 [2021-03-12 18:01:30,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:01:30,846 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 18:01:30,846 INFO L481 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) [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:01:30,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-12 18:01:30,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:02:17,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:02:17,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-03-12 18:02:17,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-03-12 18:02:17,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-03-12 18:02:17,259 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-03-12 18:02:17,260 INFO L428 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-03-12 18:02:17,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-03-12 18:02:17,260 INFO L82 PathProgramCache]: Analyzing trace with hash -743840456, now seen corresponding path program 27 times [2021-03-12 18:02:17,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-03-12 18:02:17,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1243132596] [2021-03-12 18:02:17,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-03-12 18:02:17,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-03-12 18:02:18,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 289 proven. 610 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-03-12 18:02:18,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1243132596] [2021-03-12 18:02:18,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [77463792] [2021-03-12 18:02:18,518 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 [2021-03-12 18:02:18,634 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2021-03-12 18:02:18,634 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-03-12 18:02:18,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 49 conjunts are in the unsatisfiable core [2021-03-12 18:02:18,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-03-12 18:02:20,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 324 proven. 575 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2021-03-12 18:02:20,476 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-03-12 18:02:20,476 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 42] total 59 [2021-03-12 18:02:20,476 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149960627] [2021-03-12 18:02:20,477 INFO L460 AbstractCegarLoop]: Interpolant automaton has 60 states [2021-03-12 18:02:20,477 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-03-12 18:02:20,477 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2021-03-12 18:02:20,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=776, Invalid=2764, Unknown=0, NotChecked=0, Total=3540 [2021-03-12 18:02:20,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:02:20,478 INFO L480 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-03-12 18:02:20,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 60 states, 60 states have (on average 2.9) internal successors, (174), 59 states have internal predecessors, (174), 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) [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-03-12 18:02:20,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 303 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-03-12 18:02:20,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-03-12 18:02:24,215 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 19 DAG size of output: 16