/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-b7a4f01caba76767183cf06280be652b0b124764-b7a4f01 [2021-06-07 15:54:35,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-07 15:54:35,490 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-07 15:54:35,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-07 15:54:35,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-06-07 15:54:35,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-06-07 15:54:35,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-06-07 15:54:35,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-06-07 15:54:35,525 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-06-07 15:54:35,526 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-06-07 15:54:35,527 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-06-07 15:54:35,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-06-07 15:54:35,530 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-06-07 15:54:35,531 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-06-07 15:54:35,531 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-06-07 15:54:35,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-06-07 15:54:35,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-06-07 15:54:35,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-06-07 15:54:35,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-06-07 15:54:35,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-06-07 15:54:35,551 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Lockstep.epf [2021-06-07 15:54:35,582 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-07 15:54:35,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-07 15:54:35,582 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-07 15:54:35,582 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-07 15:54:35,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-07 15:54:35,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * Use SBE=true [2021-06-07 15:54:35,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-07 15:54:35,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-07 15:54:35,585 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-07 15:54:35,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 15:54:35,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-06-07 15:54:35,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-07 15:54:35,587 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-07 15:54:35,587 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-07 15:54:35,587 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-07 15:54:35,587 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-07 15:54:35,587 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-07 15:54:35,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-07 15:54:35,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-07 15:54:35,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-07 15:54:35,897 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-07 15:54:35,898 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-07 15:54:35,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl [2021-06-07 15:54:35,899 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/prod-cons3.wvr.bpl' [2021-06-07 15:54:35,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-07 15:54:35,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-07 15:54:35,944 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-07 15:54:35,944 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-07 15:54:35,944 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-07 15:54:35,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-07 15:54:35,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-07 15:54:35,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-07 15:54:35,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-07 15:54:35,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... [2021-06-07 15:54:35,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-07 15:54:35,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-07 15:54:35,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-07 15:54:35,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-07 15:54:35,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-07 15:54:36,063 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-07 15:54:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-07 15:54:36,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-07 15:54:36,064 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-07 15:54:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-07 15:54:36,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-07 15:54:36,064 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-07 15:54:36,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-07 15:54:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-07 15:54:36,065 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-07 15:54:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-07 15:54:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-07 15:54:36,065 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-07 15:54:36,065 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-07 15:54:36,065 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-07 15:54:36,066 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-07 15:54:36,260 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-07 15:54:36,261 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-07 15:54:36,262 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 03:54:36 BoogieIcfgContainer [2021-06-07 15:54:36,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-07 15:54:36,264 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-07 15:54:36,264 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-07 15:54:36,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-07 15:54:36,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 07.06 03:54:35" (1/2) ... [2021-06-07 15:54:36,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5384427a and model type prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.06 03:54:36, skipping insertion in model container [2021-06-07 15:54:36,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.06 03:54:36" (2/2) ... [2021-06-07 15:54:36,269 INFO L111 eAbstractionObserver]: Analyzing ICFG prod-cons3.wvr.bpl [2021-06-07 15:54:36,274 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-07 15:54:36,274 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-07 15:54:36,274 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-07 15:54:36,275 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-07 15:54:36,341 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-07 15:54:36,358 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-07 15:54:36,438 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-07 15:54:36,438 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-07 15:54:36,438 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-07 15:54:36,439 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-07 15:54:36,439 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-07 15:54:36,439 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-07 15:54:36,439 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-07 15:54:36,439 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-07 15:54:36,722 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:36,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:36,731 INFO L82 PathProgramCache]: Analyzing trace with hash 1172095207, now seen corresponding path program 1 times [2021-06-07 15:54:36,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:36,739 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234381366] [2021-06-07 15:54:36,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:36,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:36,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:36,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:36,866 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234381366] [2021-06-07 15:54:36,867 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234381366] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 15:54:36,867 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 15:54:36,867 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 15:54:36,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594342070] [2021-06-07 15:54:36,873 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 15:54:36,874 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:36,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 15:54:36,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 15:54:36,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:36,894 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:36,905 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:36,905 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:36,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:36,993 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-07 15:54:36,994 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:36,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:36,996 INFO L82 PathProgramCache]: Analyzing trace with hash -2081880645, now seen corresponding path program 1 times [2021-06-07 15:54:36,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:36,998 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685974066] [2021-06-07 15:54:36,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:37,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:37,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:37,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685974066] [2021-06-07 15:54:37,046 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685974066] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 15:54:37,046 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 15:54:37,047 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 15:54:37,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531431350] [2021-06-07 15:54:37,048 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 15:54:37,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:37,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 15:54:37,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 15:54:37,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:37,049 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:37,050 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:37,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:37,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,111 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-07 15:54:37,111 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:37,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:37,111 INFO L82 PathProgramCache]: Analyzing trace with hash 332513273, now seen corresponding path program 1 times [2021-06-07 15:54:37,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:37,113 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325106516] [2021-06-07 15:54:37,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:37,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:37,171 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-07 15:54:37,171 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:37,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325106516] [2021-06-07 15:54:37,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325106516] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 15:54:37,172 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-07 15:54:37,172 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-07 15:54:37,172 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077882958] [2021-06-07 15:54:37,173 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-07 15:54:37,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:37,173 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-07 15:54:37,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-07 15:54:37,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:37,174 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:37,174 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:37,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:37,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,202 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-07 15:54:37,202 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:37,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:37,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1288029038, now seen corresponding path program 1 times [2021-06-07 15:54:37,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:37,205 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275837258] [2021-06-07 15:54:37,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:37,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:37,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 15:54:37,287 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:37,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275837258] [2021-06-07 15:54:37,287 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275837258] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:37,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419816822] [2021-06-07 15:54:37,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:37,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 15:54:37,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:37,628 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:37,628 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419816822] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:37,629 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:37,629 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 6] total 8 [2021-06-07 15:54:37,629 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557904255] [2021-06-07 15:54:37,630 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 15:54:37,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:37,630 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 15:54:37,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-07 15:54:37,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:37,631 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:37,631 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 7.5) internal successors, (60), 8 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:37,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:37,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:37,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:38,005 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:38,005 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:38,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:38,006 INFO L82 PathProgramCache]: Analyzing trace with hash 798411378, now seen corresponding path program 2 times [2021-06-07 15:54:38,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:38,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390105518] [2021-06-07 15:54:38,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:38,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-07 15:54:38,063 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:38,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390105518] [2021-06-07 15:54:38,063 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390105518] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:38,063 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1640594849] [2021-06-07 15:54:38,063 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:38,154 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 15:54:38,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:38,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-07 15:54:38,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:38,224 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 15:54:38,225 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1640594849] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-07 15:54:38,225 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-07 15:54:38,225 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 7 [2021-06-07 15:54:38,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559338311] [2021-06-07 15:54:38,225 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-07 15:54:38,226 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:38,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-07 15:54:38,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-06-07 15:54:38,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:38,226 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:38,226 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:38,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:38,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:38,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:38,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:38,496 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:38,496 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:38,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:38,497 INFO L82 PathProgramCache]: Analyzing trace with hash -1875547002, now seen corresponding path program 3 times [2021-06-07 15:54:38,497 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:38,497 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289854144] [2021-06-07 15:54:38,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:38,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:38,553 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:38,554 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:38,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289854144] [2021-06-07 15:54:38,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289854144] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:38,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944493913] [2021-06-07 15:54:38,554 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:38,592 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-07 15:54:38,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:38,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2021-06-07 15:54:38,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:38,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:38,663 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944493913] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:38,663 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:38,663 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 5 [2021-06-07 15:54:38,663 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509552868] [2021-06-07 15:54:38,664 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-06-07 15:54:38,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:38,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-06-07 15:54:38,664 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-06-07 15:54:38,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:38,665 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:38,665 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 5 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:38,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:38,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:38,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:38,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:38,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:38,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:38,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:38,932 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:38,932 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:38,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:38,933 INFO L82 PathProgramCache]: Analyzing trace with hash 571753531, now seen corresponding path program 4 times [2021-06-07 15:54:38,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:38,933 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682083036] [2021-06-07 15:54:38,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:38,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:39,142 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-07 15:54:39,143 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:39,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682083036] [2021-06-07 15:54:39,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682083036] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:39,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955795347] [2021-06-07 15:54:39,143 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:39,206 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 15:54:39,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:39,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-07 15:54:39,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:39,441 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-06-07 15:54:39,444 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:39,450 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:39,451 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:39,452 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:24, output treesize:13 [2021-06-07 15:54:39,528 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-06-07 15:54:39,530 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:39,535 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:39,536 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:39,536 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:17, output treesize:10 [2021-06-07 15:54:39,649 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:39,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955795347] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:39,650 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:39,650 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14] total 24 [2021-06-07 15:54:39,650 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855151512] [2021-06-07 15:54:39,650 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-06-07 15:54:39,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:39,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-06-07 15:54:39,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2021-06-07 15:54:39,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:39,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:39,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.9166666666666665) internal successors, (70), 24 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:39,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:40,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:40,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:40,523 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:40,524 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:40,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:40,524 INFO L82 PathProgramCache]: Analyzing trace with hash -1957809230, now seen corresponding path program 5 times [2021-06-07 15:54:40,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:40,525 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536957866] [2021-06-07 15:54:40,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:40,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:40,577 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:40,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536957866] [2021-06-07 15:54:40,577 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536957866] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:40,577 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500705690] [2021-06-07 15:54:40,578 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:40,621 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-07 15:54:40,622 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:40,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-07 15:54:40,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:40,712 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:40,713 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500705690] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:40,713 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:40,713 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 6 [2021-06-07 15:54:40,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300681462] [2021-06-07 15:54:40,713 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-07 15:54:40,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:40,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-07 15:54:40,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2021-06-07 15:54:40,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:40,714 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:40,714 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 6 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:40,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,714 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:40,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:40,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:40,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:40,715 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:40,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:40,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:40,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:40,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:40,996 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:40,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:40,996 INFO L82 PathProgramCache]: Analyzing trace with hash 931048743, now seen corresponding path program 6 times [2021-06-07 15:54:40,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:40,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68097959] [2021-06-07 15:54:40,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:41,438 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 3 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:41,439 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:41,439 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68097959] [2021-06-07 15:54:41,439 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68097959] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:41,439 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [975180435] [2021-06-07 15:54:41,439 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:41,507 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-06-07 15:54:41,508 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:41,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 38 conjunts are in the unsatisfiable core [2021-06-07 15:54:41,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:42,066 INFO L354 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2021-06-07 15:54:42,066 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 19 [2021-06-07 15:54:42,068 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:42,076 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:42,077 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:42,077 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:44, output treesize:24 [2021-06-07 15:54:42,180 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-06-07 15:54:42,180 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 13 [2021-06-07 15:54:42,183 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:42,188 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:42,189 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:42,189 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:32, output treesize:10 [2021-06-07 15:54:42,301 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:42,301 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [975180435] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:42,301 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:42,301 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 39 [2021-06-07 15:54:42,301 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904189440] [2021-06-07 15:54:42,302 INFO L462 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-06-07 15:54:42,302 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:42,302 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-06-07 15:54:42,303 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1332, Unknown=0, NotChecked=0, Total=1482 [2021-06-07 15:54:42,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:42,303 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:42,303 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.41025641025641) internal successors, (94), 39 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:42,304 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:44,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:44,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:44,384 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:44,385 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:44,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:44,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1468782266, now seen corresponding path program 7 times [2021-06-07 15:54:44,385 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:44,385 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755664603] [2021-06-07 15:54:44,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:44,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:44,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:44,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755664603] [2021-06-07 15:54:44,465 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755664603] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:44,465 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [514580486] [2021-06-07 15:54:44,465 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:44,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-07 15:54:44,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:44,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [514580486] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:44,610 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:44,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-06-07 15:54:44,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952246532] [2021-06-07 15:54:44,613 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-07 15:54:44,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:44,613 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-07 15:54:44,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-06-07 15:54:44,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:44,614 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:44,614 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 7 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:44,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:44,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:44,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:44,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:44,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:44,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-07 15:54:44,893 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:44,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:44,893 INFO L82 PathProgramCache]: Analyzing trace with hash -39381893, now seen corresponding path program 8 times [2021-06-07 15:54:44,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:44,894 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567696887] [2021-06-07 15:54:44,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:45,657 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:45,657 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:45,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567696887] [2021-06-07 15:54:45,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567696887] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:45,657 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1724281095] [2021-06-07 15:54:45,657 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:45,708 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 15:54:45,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:45,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 48 conjunts are in the unsatisfiable core [2021-06-07 15:54:45,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:46,611 INFO L354 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2021-06-07 15:54:46,612 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 55 treesize of output 31 [2021-06-07 15:54:46,615 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:46,625 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:46,626 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:46,626 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:74, output treesize:37 [2021-06-07 15:54:46,732 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-06-07 15:54:46,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 18 [2021-06-07 15:54:46,734 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:46,740 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:46,740 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:46,740 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:41, output treesize:10 [2021-06-07 15:54:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:46,857 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1724281095] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:46,857 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:46,857 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 26] total 51 [2021-06-07 15:54:46,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045562880] [2021-06-07 15:54:46,857 INFO L462 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-06-07 15:54:46,857 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:46,858 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-06-07 15:54:46,858 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=2338, Unknown=0, NotChecked=0, Total=2550 [2021-06-07 15:54:46,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:46,858 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:46,859 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.235294117647059) internal successors, (114), 51 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:46,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:49,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:49,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:49,968 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-07 15:54:49,969 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:49,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:49,969 INFO L82 PathProgramCache]: Analyzing trace with hash -734225550, now seen corresponding path program 9 times [2021-06-07 15:54:49,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:49,969 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605266104] [2021-06-07 15:54:49,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:50,023 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 79 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:50,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:50,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605266104] [2021-06-07 15:54:50,024 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605266104] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:50,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068182063] [2021-06-07 15:54:50,024 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:50,090 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-06-07 15:54:50,090 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:50,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-07 15:54:50,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:50,237 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 79 proven. 22 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:50,237 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068182063] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:50,237 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:50,237 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 8 [2021-06-07 15:54:50,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539695742] [2021-06-07 15:54:50,238 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-07 15:54:50,238 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:50,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-07 15:54:50,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-06-07 15:54:50,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:50,239 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:50,239 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:50,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:50,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:50,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:50,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:50,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:50,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:50,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:50,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:54:50,504 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:50,505 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:50,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:50,505 INFO L82 PathProgramCache]: Analyzing trace with hash -1772173209, now seen corresponding path program 10 times [2021-06-07 15:54:50,505 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:50,505 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297000293] [2021-06-07 15:54:50,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:50,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:51,464 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 5 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:51,464 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:51,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297000293] [2021-06-07 15:54:51,464 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297000293] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:51,464 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136743157] [2021-06-07 15:54:51,465 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:51,510 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 15:54:51,511 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:51,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 62 conjunts are in the unsatisfiable core [2021-06-07 15:54:51,513 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:52,908 INFO L354 Elim1Store]: treesize reduction 72, result has 1.4 percent of original size [2021-06-07 15:54:52,909 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 75 treesize of output 43 [2021-06-07 15:54:52,911 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:52,924 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:52,925 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:52,925 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:99, output treesize:49 [2021-06-07 15:54:53,056 INFO L354 Elim1Store]: treesize reduction 66, result has 1.5 percent of original size [2021-06-07 15:54:53,056 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 50 treesize of output 22 [2021-06-07 15:54:53,058 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:54:53,064 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:54:53,064 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:54:53,064 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:53, output treesize:10 [2021-06-07 15:54:53,205 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 5 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:53,206 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136743157] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:53,206 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:53,206 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 32] total 64 [2021-06-07 15:54:53,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357047737] [2021-06-07 15:54:53,206 INFO L462 AbstractCegarLoop]: Interpolant automaton has 64 states [2021-06-07 15:54:53,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:53,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-06-07 15:54:53,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=282, Invalid=3750, Unknown=0, NotChecked=0, Total=4032 [2021-06-07 15:54:53,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:53,209 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:53,209 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 64 states, 64 states have (on average 2.046875) internal successors, (131), 64 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:53,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:53,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:53,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:53,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:53,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:53,209 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:54:53,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:57,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:54:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:54:57,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-07 15:54:57,324 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:57,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:57,324 INFO L82 PathProgramCache]: Analyzing trace with hash -2053446138, now seen corresponding path program 11 times [2021-06-07 15:54:57,325 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:57,325 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809766552] [2021-06-07 15:54:57,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:57,386 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:57,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809766552] [2021-06-07 15:54:57,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809766552] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:57,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130573081] [2021-06-07 15:54:57,386 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:57,456 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2021-06-07 15:54:57,456 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:57,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 12 conjunts are in the unsatisfiable core [2021-06-07 15:54:57,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:54:57,575 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 116 proven. 35 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:54:57,575 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130573081] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:57,575 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:54:57,575 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2021-06-07 15:54:57,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621007783] [2021-06-07 15:54:57,577 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-07 15:54:57,577 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:54:57,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-07 15:54:57,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2021-06-07 15:54:57,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:57,577 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:54:57,578 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 9.444444444444445) internal successors, (85), 9 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:57,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:54:57,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:54:57,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:54:57,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:54:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:54:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:54:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:54:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:54:57,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:54:57,897 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-07 15:54:57,897 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:54:57,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:54:57,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1389700283, now seen corresponding path program 12 times [2021-06-07 15:54:57,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:54:57,898 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649383075] [2021-06-07 15:54:57,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:54:57,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:54:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 6 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:54:59,274 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:54:59,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649383075] [2021-06-07 15:54:59,274 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649383075] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:54:59,274 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [222198094] [2021-06-07 15:54:59,274 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:54:59,333 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-07 15:54:59,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:54:59,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 74 conjunts are in the unsatisfiable core [2021-06-07 15:54:59,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:01,436 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-07 15:55:01,436 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 91 treesize of output 55 [2021-06-07 15:55:01,439 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:01,450 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:01,451 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:01,451 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:120, output treesize:61 [2021-06-07 15:55:01,614 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-07 15:55:01,614 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 62 treesize of output 26 [2021-06-07 15:55:01,616 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:01,620 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:01,621 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:01,621 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:65, output treesize:10 [2021-06-07 15:55:01,790 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:01,790 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [222198094] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:01,791 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:01,791 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 38] total 77 [2021-06-07 15:55:01,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125594527] [2021-06-07 15:55:01,793 INFO L462 AbstractCegarLoop]: Interpolant automaton has 77 states [2021-06-07 15:55:01,793 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:01,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2021-06-07 15:55:01,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=365, Invalid=5487, Unknown=0, NotChecked=0, Total=5852 [2021-06-07 15:55:01,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:01,796 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:01,798 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 77 states, 77 states have (on average 2.0) internal successors, (154), 77 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:01,798 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:01,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:07,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:07,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:08,182 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-07 15:55:08,183 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:55:08,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:55:08,183 INFO L82 PathProgramCache]: Analyzing trace with hash -93863118, now seen corresponding path program 13 times [2021-06-07 15:55:08,183 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:55:08,183 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135703896] [2021-06-07 15:55:08,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:55:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:08,246 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 160 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:55:08,246 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:55:08,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135703896] [2021-06-07 15:55:08,247 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135703896] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:08,247 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162282254] [2021-06-07 15:55:08,247 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:08,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 14 conjunts are in the unsatisfiable core [2021-06-07 15:55:08,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:08,442 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 160 proven. 51 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:55:08,442 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162282254] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:08,442 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:08,443 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 10 [2021-06-07 15:55:08,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684208359] [2021-06-07 15:55:08,443 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-07 15:55:08,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:08,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-07 15:55:08,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-06-07 15:55:08,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:08,444 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:08,444 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:55:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:08,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:08,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:08,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:08,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:08,805 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:08,806 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:55:08,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:55:08,806 INFO L82 PathProgramCache]: Analyzing trace with hash -1340152921, now seen corresponding path program 14 times [2021-06-07 15:55:08,806 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:55:08,806 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789304180] [2021-06-07 15:55:08,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:55:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:10,404 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 7 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:10,404 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:55:10,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789304180] [2021-06-07 15:55:10,404 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789304180] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:10,404 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37473078] [2021-06-07 15:55:10,404 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:10,463 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 15:55:10,463 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:55:10,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 90 conjunts are in the unsatisfiable core [2021-06-07 15:55:10,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:13,421 INFO L354 Elim1Store]: treesize reduction 180, result has 0.6 percent of original size [2021-06-07 15:55:13,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 115 treesize of output 67 [2021-06-07 15:55:13,425 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:13,441 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:13,442 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:13,442 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:149, output treesize:73 [2021-06-07 15:55:13,660 INFO L354 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2021-06-07 15:55:13,660 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 74 treesize of output 30 [2021-06-07 15:55:13,662 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:13,667 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:13,668 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:13,668 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:77, output treesize:10 [2021-06-07 15:55:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:13,824 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37473078] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:13,824 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:13,824 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 44] total 90 [2021-06-07 15:55:13,824 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567983767] [2021-06-07 15:55:13,825 INFO L462 AbstractCegarLoop]: Interpolant automaton has 90 states [2021-06-07 15:55:13,825 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:13,825 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2021-06-07 15:55:13,826 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=452, Invalid=7558, Unknown=0, NotChecked=0, Total=8010 [2021-06-07 15:55:13,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:13,827 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:13,827 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 90 states, 90 states have (on average 1.9333333333333333) internal successors, (174), 90 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) [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:13,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:13,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:13,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:13,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:13,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:21,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:21,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:21,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:21,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:21,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:21,528 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-06-07 15:55:21,528 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:55:21,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:55:21,528 INFO L82 PathProgramCache]: Analyzing trace with hash -1411276090, now seen corresponding path program 15 times [2021-06-07 15:55:21,528 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:55:21,528 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730610557] [2021-06-07 15:55:21,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:55:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:21,613 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 211 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:55:21,613 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:55:21,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730610557] [2021-06-07 15:55:21,613 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730610557] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:21,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1559168409] [2021-06-07 15:55:21,613 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:21,691 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2021-06-07 15:55:21,692 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:55:21,693 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 16 conjunts are in the unsatisfiable core [2021-06-07 15:55:21,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:21,841 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 211 proven. 70 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:55:21,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1559168409] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:21,842 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:21,842 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 11 [2021-06-07 15:55:21,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011351059] [2021-06-07 15:55:21,842 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-07 15:55:21,842 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:21,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-07 15:55:21,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-06-07 15:55:21,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:21,843 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:21,843 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 9.545454545454545) internal successors, (105), 11 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:21,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:21,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:22,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:22,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:22,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:22,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:22,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:22,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:22,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:55:22,237 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:22,238 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:55:22,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:55:22,238 INFO L82 PathProgramCache]: Analyzing trace with hash -1950976773, now seen corresponding path program 16 times [2021-06-07 15:55:22,238 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:55:22,238 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385860694] [2021-06-07 15:55:22,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:55:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:24,313 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 8 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:24,313 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:55:24,313 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385860694] [2021-06-07 15:55:24,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385860694] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:24,314 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1838968382] [2021-06-07 15:55:24,314 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:24,389 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 15:55:24,390 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:55:24,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 106 conjunts are in the unsatisfiable core [2021-06-07 15:55:24,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:28,470 INFO L354 Elim1Store]: treesize reduction 252, result has 0.4 percent of original size [2021-06-07 15:55:28,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 135 treesize of output 79 [2021-06-07 15:55:28,483 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:28,502 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:28,503 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:28,503 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:174, output treesize:85 [2021-06-07 15:55:28,764 INFO L354 Elim1Store]: treesize reduction 240, result has 0.4 percent of original size [2021-06-07 15:55:28,764 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 0 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 86 treesize of output 34 [2021-06-07 15:55:28,766 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:28,771 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:28,772 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:28,772 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:89, output treesize:10 [2021-06-07 15:55:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 8 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:28,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1838968382] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:28,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:28,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [57, 50] total 103 [2021-06-07 15:55:28,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156823952] [2021-06-07 15:55:28,952 INFO L462 AbstractCegarLoop]: Interpolant automaton has 103 states [2021-06-07 15:55:28,952 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:28,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2021-06-07 15:55:28,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=542, Invalid=9964, Unknown=0, NotChecked=0, Total=10506 [2021-06-07 15:55:28,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:28,955 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:28,955 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 103 states, 103 states have (on average 1.854368932038835) internal successors, (191), 103 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:28,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:55:28,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:38,448 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:55:40,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:55:40,648 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-06-07 15:55:40,649 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:55:40,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:55:40,649 INFO L82 PathProgramCache]: Analyzing trace with hash -2001229070, now seen corresponding path program 17 times [2021-06-07 15:55:40,649 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:55:40,649 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [658537406] [2021-06-07 15:55:40,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:55:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:40,754 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 269 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:55:40,754 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:55:40,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [658537406] [2021-06-07 15:55:40,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [658537406] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:40,754 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329012403] [2021-06-07 15:55:40,754 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:40,825 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-07 15:55:40,825 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:55:40,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 18 conjunts are in the unsatisfiable core [2021-06-07 15:55:40,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 269 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:55:41,010 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329012403] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:41,010 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:41,010 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 12 [2021-06-07 15:55:41,010 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344056466] [2021-06-07 15:55:41,010 INFO L462 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-06-07 15:55:41,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:41,011 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-06-07 15:55:41,011 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-06-07 15:55:41,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:41,011 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:41,011 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 9.583333333333334) internal successors, (115), 12 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:41,011 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:55:41,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:41,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:41,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:41,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:41,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:55:41,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:55:41,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:55:41,376 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-07 15:55:41,377 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:55:41,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:55:41,377 INFO L82 PathProgramCache]: Analyzing trace with hash 495386343, now seen corresponding path program 18 times [2021-06-07 15:55:41,377 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:55:41,377 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65455031] [2021-06-07 15:55:41,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:55:41,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:55:43,865 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 9 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:43,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:55:43,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65455031] [2021-06-07 15:55:43,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65455031] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:43,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [996930488] [2021-06-07 15:55:43,865 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:55:43,944 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2021-06-07 15:55:43,944 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:55:43,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 115 conjunts are in the unsatisfiable core [2021-06-07 15:55:43,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:55:49,272 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-07 15:55:49,272 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 151 treesize of output 91 [2021-06-07 15:55:49,274 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:49,290 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:49,291 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:49,291 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:195, output treesize:97 [2021-06-07 15:55:49,594 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-06-07 15:55:49,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 98 treesize of output 38 [2021-06-07 15:55:49,597 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:55:49,601 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:55:49,602 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:55:49,602 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:101, output treesize:10 [2021-06-07 15:55:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 387 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:55:49,834 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [996930488] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:55:49,834 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:55:49,834 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 56] total 115 [2021-06-07 15:55:49,834 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086516673] [2021-06-07 15:55:49,834 INFO L462 AbstractCegarLoop]: Interpolant automaton has 115 states [2021-06-07 15:55:49,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:55:49,835 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2021-06-07 15:55:49,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=625, Invalid=12485, Unknown=0, NotChecked=0, Total=13110 [2021-06-07 15:55:49,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:49,837 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:55:49,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 115 states, 115 states have (on average 1.8608695652173912) internal successors, (214), 115 states have internal predecessors, (214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:55:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:55:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:55:57,007 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 60 [2021-06-07 15:55:59,387 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 69 [2021-06-07 15:56:00,594 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 80 [2021-06-07 15:56:01,401 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 77 [2021-06-07 15:56:01,650 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 85 [2021-06-07 15:56:01,963 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2021-06-07 15:56:02,248 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 80 [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:04,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:04,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:04,669 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-06-07 15:56:04,670 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:56:04,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:56:04,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1853857914, now seen corresponding path program 19 times [2021-06-07 15:56:04,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:56:04,670 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579472654] [2021-06-07 15:56:04,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:56:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:56:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 334 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:56:04,762 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:56:04,762 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579472654] [2021-06-07 15:56:04,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579472654] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:04,762 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1178043628] [2021-06-07 15:56:04,762 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:56:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:56:04,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 20 conjunts are in the unsatisfiable core [2021-06-07 15:56:04,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:56:05,010 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 334 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:56:05,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1178043628] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:05,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:56:05,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 13 [2021-06-07 15:56:05,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250911290] [2021-06-07 15:56:05,011 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-06-07 15:56:05,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:56:05,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-06-07 15:56:05,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2021-06-07 15:56:05,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:05,012 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:56:05,012 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 9.615384615384615) internal successors, (125), 13 states have internal predecessors, (125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:05,012 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:05,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:05,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:05,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:05,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:56:05,436 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-06-07 15:56:05,436 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:56:05,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:56:05,436 INFO L82 PathProgramCache]: Analyzing trace with hash 1415775547, now seen corresponding path program 20 times [2021-06-07 15:56:05,437 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:56:05,437 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007445786] [2021-06-07 15:56:05,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:56:05,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:56:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 10 proven. 470 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:56:08,528 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:56:08,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007445786] [2021-06-07 15:56:08,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007445786] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:08,528 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795563097] [2021-06-07 15:56:08,528 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:56:08,588 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 15:56:08,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:56:08,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 132 conjunts are in the unsatisfiable core [2021-06-07 15:56:08,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:56:15,499 INFO L354 Elim1Store]: treesize reduction 432, result has 0.2 percent of original size [2021-06-07 15:56:15,500 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 175 treesize of output 103 [2021-06-07 15:56:15,502 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:56:15,525 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:56:15,526 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:56:15,526 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:224, output treesize:109 [2021-06-07 15:56:15,893 INFO L354 Elim1Store]: treesize reduction 416, result has 0.2 percent of original size [2021-06-07 15:56:15,893 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 36 case distinctions, treesize of input 110 treesize of output 42 [2021-06-07 15:56:15,895 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:56:15,900 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:56:15,901 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:56:15,901 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:113, output treesize:10 [2021-06-07 15:56:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:56:16,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795563097] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:16,161 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:56:16,161 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 62] total 129 [2021-06-07 15:56:16,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727708328] [2021-06-07 15:56:16,162 INFO L462 AbstractCegarLoop]: Interpolant automaton has 129 states [2021-06-07 15:56:16,162 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:56:16,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 129 interpolants. [2021-06-07 15:56:16,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=755, Invalid=15757, Unknown=0, NotChecked=0, Total=16512 [2021-06-07 15:56:16,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:16,165 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:56:16,165 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 129 states, 129 states have (on average 1.813953488372093) internal successors, (234), 129 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:16,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:56:16,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:26,907 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 75 [2021-06-07 15:56:27,177 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 72 [2021-06-07 15:56:27,967 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 77 [2021-06-07 15:56:28,242 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 76 [2021-06-07 15:56:28,829 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 75 [2021-06-07 15:56:29,095 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 81 [2021-06-07 15:56:29,394 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 80 [2021-06-07 15:56:29,697 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 78 [2021-06-07 15:56:30,023 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 80 [2021-06-07 15:56:30,303 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 88 [2021-06-07 15:56:30,615 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-06-07 15:56:30,923 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 83 [2021-06-07 15:56:31,284 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 85 [2021-06-07 15:56:31,580 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2021-06-07 15:56:31,941 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 91 [2021-06-07 15:56:32,302 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2021-06-07 15:56:35,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:35,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:56:35,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:56:35,289 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:56:35,289 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:56:35,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:56:35,290 INFO L82 PathProgramCache]: Analyzing trace with hash -2011934030, now seen corresponding path program 21 times [2021-06-07 15:56:35,290 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:56:35,290 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9811339] [2021-06-07 15:56:35,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:56:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:56:35,396 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 406 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:56:35,397 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:56:35,397 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9811339] [2021-06-07 15:56:35,397 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9811339] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:35,397 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [574080905] [2021-06-07 15:56:35,397 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:56:35,487 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 13 check-sat command(s) [2021-06-07 15:56:35,487 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:56:35,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 22 conjunts are in the unsatisfiable core [2021-06-07 15:56:35,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:56:35,673 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 406 proven. 145 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:56:35,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [574080905] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:35,673 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:56:35,673 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 14 [2021-06-07 15:56:35,673 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1318041492] [2021-06-07 15:56:35,674 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-07 15:56:35,674 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:56:35,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-07 15:56:35,674 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=91, Unknown=0, NotChecked=0, Total=182 [2021-06-07 15:56:35,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:35,674 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:56:35,674 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 9.642857142857142) internal successors, (135), 14 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:56:35,674 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:35,675 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:35,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:35,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:35,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:56:35,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:56:35,676 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:35,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:56:35,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 15:56:36,063 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:56:36,063 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:56:36,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:56:36,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1163860519, now seen corresponding path program 22 times [2021-06-07 15:56:36,064 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:56:36,064 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973028712] [2021-06-07 15:56:36,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:56:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:56:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 11 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:56:39,771 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:56:39,771 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973028712] [2021-06-07 15:56:39,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973028712] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:39,772 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1163853004] [2021-06-07 15:56:39,772 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:56:39,833 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 15:56:39,833 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:56:39,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 146 conjunts are in the unsatisfiable core [2021-06-07 15:56:39,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:56:48,723 INFO L354 Elim1Store]: treesize reduction 540, result has 0.2 percent of original size [2021-06-07 15:56:48,723 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 195 treesize of output 115 [2021-06-07 15:56:48,725 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:56:48,747 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:56:48,748 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:56:48,748 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:249, output treesize:121 [2021-06-07 15:56:49,148 INFO L354 Elim1Store]: treesize reduction 522, result has 0.2 percent of original size [2021-06-07 15:56:49,149 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 0 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 45 case distinctions, treesize of input 122 treesize of output 46 [2021-06-07 15:56:49,150 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 15:56:49,154 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 15:56:49,155 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 15:56:49,155 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:125, output treesize:10 [2021-06-07 15:56:49,411 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 11 proven. 572 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:56:49,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1163853004] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:56:49,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:56:49,411 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78, 68] total 142 [2021-06-07 15:56:49,411 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760154797] [2021-06-07 15:56:49,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 142 states [2021-06-07 15:56:49,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:56:49,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 142 interpolants. [2021-06-07 15:56:49,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=866, Invalid=19156, Unknown=0, NotChecked=0, Total=20022 [2021-06-07 15:56:49,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:49,414 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:56:49,414 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 142 states, 142 states have (on average 1.767605633802817) internal successors, (251), 142 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:56:49,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 15:56:49,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:56:59,648 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 70 [2021-06-07 15:57:00,165 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 79 [2021-06-07 15:57:00,424 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 78 [2021-06-07 15:57:00,969 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 77 [2021-06-07 15:57:01,236 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 85 [2021-06-07 15:57:01,508 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 76 [2021-06-07 15:57:01,781 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 74 [2021-06-07 15:57:02,102 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 75 [2021-06-07 15:57:02,377 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 83 [2021-06-07 15:57:02,661 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2021-06-07 15:57:02,944 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 78 [2021-06-07 15:57:03,264 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 79 [2021-06-07 15:57:03,555 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 87 [2021-06-07 15:57:03,856 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2021-06-07 15:57:04,151 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 82 [2021-06-07 15:57:04,522 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 83 [2021-06-07 15:57:04,821 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 91 [2021-06-07 15:57:05,140 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 88 [2021-06-07 15:57:05,469 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 86 [2021-06-07 15:57:05,845 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2021-06-07 15:57:06,174 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 94 [2021-06-07 15:57:06,526 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2021-06-07 15:57:06,878 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 91 [2021-06-07 15:57:07,289 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2021-06-07 15:57:07,627 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 101 [2021-06-07 15:57:08,031 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 97 [2021-06-07 15:57:08,414 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 96 [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:57:11,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:57:11,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 15:57:11,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 15:57:11,928 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-06-07 15:57:11,929 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:57:11,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:57:11,929 INFO L82 PathProgramCache]: Analyzing trace with hash 514792518, now seen corresponding path program 23 times [2021-06-07 15:57:11,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:57:11,929 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537705553] [2021-06-07 15:57:11,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:57:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:57:12,091 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 485 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:57:12,092 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:57:12,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537705553] [2021-06-07 15:57:12,092 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537705553] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:57:12,092 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1516530198] [2021-06-07 15:57:12,092 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:57:12,204 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2021-06-07 15:57:12,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:57:12,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 392 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-07 15:57:12,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 15:57:12,411 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 485 proven. 176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 15:57:12,412 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1516530198] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:57:12,412 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 15:57:12,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2021-06-07 15:57:12,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486741714] [2021-06-07 15:57:12,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-07 15:57:12,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 15:57:12,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-07 15:57:12,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=105, Unknown=0, NotChecked=0, Total=210 [2021-06-07 15:57:12,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:57:12,413 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 15:57:12,413 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 9.666666666666666) internal successors, (145), 15 states have internal predecessors, (145), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:57:12,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 15:57:12,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 15:57:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 15:57:12,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 15:57:12,809 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:57:12,809 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 15:57:12,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 15:57:12,809 INFO L82 PathProgramCache]: Analyzing trace with hash 452121979, now seen corresponding path program 24 times [2021-06-07 15:57:12,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 15:57:12,810 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366493013] [2021-06-07 15:57:12,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 15:57:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 15:57:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 12 proven. 684 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 15:57:17,085 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 15:57:17,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366493013] [2021-06-07 15:57:17,085 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366493013] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 15:57:17,085 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [914800963] [2021-06-07 15:57:17,085 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 15:57:17,172 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2021-06-07 15:57:17,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 15:57:17,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 178 conjunts are in the unsatisfiable core [2021-06-07 15:57:17,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:01:08,735 WARN L205 SmtUtils]: Spent 8.74 s on a formula simplification that was a NOOP. DAG size: 126 [2021-06-07 16:02:15,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,471 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,486 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:02:15,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,566 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:02:15,595 INFO L244 Elim1Store]: Index analysis took 157 ms [2021-06-07 16:02:15,597 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 137 [2021-06-07 16:02:15,600 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:02:15,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,665 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,666 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:02:15,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,668 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:15,687 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 66 disjoint index pairs (out of 78 index pairs), introduced 12 new quantified variables, introduced 0 case distinctions, treesize of input 225 treesize of output 137 [2021-06-07 16:02:15,690 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 16:02:15,785 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:02:15,794 INFO L550 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 2 xjuncts. [2021-06-07 16:02:15,794 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 9 variables, input treesize:564, output treesize:242 [2021-06-07 16:02:16,363 INFO L446 ElimStorePlain]: Different costs {66=[v_prenex_7], 105=[queue2]} [2021-06-07 16:02:16,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,474 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:02:16,475 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 55 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 11 case distinctions, treesize of input 81 treesize of output 145 [2021-06-07 16:02:16,501 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:02:16,557 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:02:16,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:02:16,819 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 108 [2021-06-07 16:02:16,820 INFO L354 Elim1Store]: treesize reduction 32, result has 84.1 percent of original size [2021-06-07 16:02:16,820 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 85 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 20 case distinctions, treesize of input 140 treesize of output 222 [2021-06-07 16:02:16,895 INFO L550 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2021-06-07 16:02:16,916 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:02:16,919 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-1 vars, End of recursive call: and 2 xjuncts. [2021-06-07 16:02:16,919 INFO L247 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:256, output treesize:22 [2021-06-07 16:02:17,124 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 0 proven. 696 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:02:17,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [914800963] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:02:17,124 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:02:17,124 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 78] total 159 [2021-06-07 16:02:17,125 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354197477] [2021-06-07 16:02:17,125 INFO L462 AbstractCegarLoop]: Interpolant automaton has 159 states [2021-06-07 16:02:17,125 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:02:17,125 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 159 interpolants. [2021-06-07 16:02:17,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=952, Invalid=24105, Unknown=65, NotChecked=0, Total=25122 [2021-06-07 16:02:17,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:02:17,127 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:02:17,127 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 159 states, 159 states have (on average 1.7547169811320755) internal successors, (279), 159 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:02:17,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:02:17,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:02:17,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:02:17,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:16,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:16,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:03:16,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:03:16,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:03:16,921 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-06-07 16:03:16,922 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:03:16,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:03:16,922 INFO L82 PathProgramCache]: Analyzing trace with hash -596691609, now seen corresponding path program 25 times [2021-06-07 16:03:16,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:03:16,922 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671363143] [2021-06-07 16:03:16,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:03:16,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 13 proven. 806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:22,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:03:22,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671363143] [2021-06-07 16:03:22,985 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671363143] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:22,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1643972572] [2021-06-07 16:03:22,985 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:03:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:03:23,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 174 conjunts are in the unsatisfiable core [2021-06-07 16:03:23,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:03:38,728 INFO L354 Elim1Store]: treesize reduction 792, result has 0.1 percent of original size [2021-06-07 16:03:38,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 235 treesize of output 139 [2021-06-07 16:03:38,731 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:38,764 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:38,765 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:03:38,765 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:299, output treesize:145 [2021-06-07 16:03:39,470 INFO L354 Elim1Store]: treesize reduction 770, result has 0.1 percent of original size [2021-06-07 16:03:39,471 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 146 treesize of output 54 [2021-06-07 16:03:39,474 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:03:39,478 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:03:39,478 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:03:39,478 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:149, output treesize:10 [2021-06-07 16:03:39,832 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 13 proven. 806 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:03:39,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1643972572] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:03:39,832 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:03:39,832 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [92, 80] total 168 [2021-06-07 16:03:39,833 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515664545] [2021-06-07 16:03:39,833 INFO L462 AbstractCegarLoop]: Interpolant automaton has 168 states [2021-06-07 16:03:39,833 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:03:39,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 168 interpolants. [2021-06-07 16:03:39,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1107, Invalid=26949, Unknown=0, NotChecked=0, Total=28056 [2021-06-07 16:03:39,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:39,835 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:03:39,835 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 168 states, 168 states have (on average 1.7321428571428572) internal successors, (291), 168 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:03:39,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:03:39,836 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:03:39,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:03:39,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:03:39,837 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:03:46,089 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 53 [2021-06-07 16:03:48,562 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 65 [2021-06-07 16:03:50,422 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 73 [2021-06-07 16:03:53,973 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2021-06-07 16:03:54,234 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 71 [2021-06-07 16:03:54,935 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 72 [2021-06-07 16:03:55,265 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 80 [2021-06-07 16:03:55,673 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-06-07 16:03:56,024 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 78 [2021-06-07 16:03:56,441 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-06-07 16:03:56,788 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 81 [2021-06-07 16:03:57,193 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 80 [2021-06-07 16:03:57,585 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 78 [2021-06-07 16:03:58,042 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 79 [2021-06-07 16:03:58,432 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 85 [2021-06-07 16:03:58,844 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-06-07 16:03:59,251 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 82 [2021-06-07 16:03:59,738 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 83 [2021-06-07 16:04:00,128 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 91 [2021-06-07 16:04:00,570 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 90 [2021-06-07 16:04:01,022 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 88 [2021-06-07 16:04:01,543 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-06-07 16:04:01,958 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2021-06-07 16:04:02,415 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-07 16:04:02,865 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 90 [2021-06-07 16:04:03,420 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 91 [2021-06-07 16:04:03,895 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2021-06-07 16:04:04,387 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 96 [2021-06-07 16:04:04,894 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 94 [2021-06-07 16:04:05,473 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 95 [2021-06-07 16:04:05,949 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-06-07 16:04:06,490 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 100 [2021-06-07 16:04:07,035 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 98 [2021-06-07 16:04:07,691 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 99 [2021-06-07 16:04:08,175 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 107 [2021-06-07 16:04:08,728 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 104 [2021-06-07 16:04:09,308 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2021-06-07 16:04:09,983 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 104 [2021-06-07 16:04:10,491 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-06-07 16:04:11,072 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 108 [2021-06-07 16:04:11,685 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 107 [2021-06-07 16:04:12,406 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 109 [2021-06-07 16:04:12,948 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 115 [2021-06-07 16:04:13,669 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 113 [2021-06-07 16:04:14,343 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 112 [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:04:21,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:04:21,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:04:21,359 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:04:21,359 INFO L430 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:21,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:21,359 INFO L82 PathProgramCache]: Analyzing trace with hash 765843718, now seen corresponding path program 26 times [2021-06-07 16:04:21,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:21,359 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1138109283] [2021-06-07 16:04:21,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 664 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:04:21,524 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:21,524 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1138109283] [2021-06-07 16:04:21,524 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1138109283] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:21,524 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96632751] [2021-06-07 16:04:21,524 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:04:21,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-07 16:04:21,621 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:21,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-07 16:04:21,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:21,845 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 664 proven. 247 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:04:21,845 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96632751] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:21,845 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:21,845 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 17 [2021-06-07 16:04:21,845 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513852607] [2021-06-07 16:04:21,846 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-06-07 16:04:21,846 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:21,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-06-07 16:04:21,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=136, Invalid=136, Unknown=0, NotChecked=0, Total=272 [2021-06-07 16:04:21,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:21,846 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:21,846 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 9.705882352941176) internal successors, (165), 17 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:21,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:21,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:21,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:21,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:04:21,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:04:22,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:04:22,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:22,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:04:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:04:22,317 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2021-06-07 16:04:22,317 INFO L430 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:04:22,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:04:22,317 INFO L82 PathProgramCache]: Analyzing trace with hash -1887574597, now seen corresponding path program 27 times [2021-06-07 16:04:22,318 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:04:22,318 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309549742] [2021-06-07 16:04:22,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:04:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:04:29,143 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 14 proven. 938 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:04:29,143 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:04:29,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309549742] [2021-06-07 16:04:29,143 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309549742] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:29,143 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006394430] [2021-06-07 16:04:29,143 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:04:29,228 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 16 check-sat command(s) [2021-06-07 16:04:29,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:04:29,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 192 conjunts are in the unsatisfiable core [2021-06-07 16:04:29,232 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:04:48,315 INFO L354 Elim1Store]: treesize reduction 912, result has 0.1 percent of original size [2021-06-07 16:04:48,315 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 0 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 78 case distinctions, treesize of input 251 treesize of output 151 [2021-06-07 16:04:48,319 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:48,352 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:48,353 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:48,354 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:320, output treesize:157 [2021-06-07 16:04:49,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,058 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,069 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:04:49,086 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 13 select indices, 13 select index equivalence classes, 78 disjoint index pairs (out of 78 index pairs), introduced 13 new quantified variables, introduced 0 case distinctions, treesize of input 158 treesize of output 58 [2021-06-07 16:04:49,089 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:04:49,099 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:04:49,100 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:04:49,100 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:171, output treesize:13 [2021-06-07 16:04:49,835 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:04:49,835 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006394430] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:04:49,835 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:04:49,835 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [99, 88] total 183 [2021-06-07 16:04:49,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793351490] [2021-06-07 16:04:49,836 INFO L462 AbstractCegarLoop]: Interpolant automaton has 183 states [2021-06-07 16:04:49,836 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:04:49,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 183 interpolants. [2021-06-07 16:04:49,837 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1244, Invalid=32062, Unknown=0, NotChecked=0, Total=33306 [2021-06-07 16:04:49,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:04:49,838 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:04:49,838 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 183 states, 183 states have (on average 1.7704918032786885) internal successors, (324), 183 states have internal predecessors, (324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:04:49,838 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:04:49,839 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:04:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:04:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:04:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:04:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:04:49,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:01,504 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 75 [2021-06-07 16:05:03,930 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 75 [2021-06-07 16:05:04,197 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 73 [2021-06-07 16:05:04,896 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 74 [2021-06-07 16:05:05,198 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 84 [2021-06-07 16:05:05,533 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-07 16:05:05,867 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 80 [2021-06-07 16:05:06,272 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 81 [2021-06-07 16:05:06,598 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2021-06-07 16:05:06,960 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-06-07 16:05:07,322 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 82 [2021-06-07 16:05:07,775 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 83 [2021-06-07 16:05:08,116 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 91 [2021-06-07 16:05:08,497 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 88 [2021-06-07 16:05:08,875 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 86 [2021-06-07 16:05:09,321 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2021-06-07 16:05:09,684 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 95 [2021-06-07 16:05:10,089 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 92 [2021-06-07 16:05:10,494 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-06-07 16:05:10,947 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 91 [2021-06-07 16:05:11,333 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 101 [2021-06-07 16:05:11,759 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 98 [2021-06-07 16:05:12,174 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 96 [2021-06-07 16:05:12,658 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 97 [2021-06-07 16:05:13,075 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 103 [2021-06-07 16:05:13,530 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 100 [2021-06-07 16:05:13,978 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 98 [2021-06-07 16:05:14,505 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2021-06-07 16:05:14,938 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 107 [2021-06-07 16:05:15,425 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 104 [2021-06-07 16:05:15,906 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 102 [2021-06-07 16:05:16,448 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 103 [2021-06-07 16:05:16,910 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 113 [2021-06-07 16:05:17,419 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 108 [2021-06-07 16:05:17,934 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 106 [2021-06-07 16:05:18,525 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 107 [2021-06-07 16:05:19,036 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 117 [2021-06-07 16:05:19,562 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 112 [2021-06-07 16:05:20,098 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 110 [2021-06-07 16:05:20,731 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 112 [2021-06-07 16:05:21,231 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 122 [2021-06-07 16:05:21,798 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 116 [2021-06-07 16:05:22,367 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 115 [2021-06-07 16:05:23,021 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 116 [2021-06-07 16:05:23,556 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 123 [2021-06-07 16:05:24,229 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 121 [2021-06-07 16:05:24,859 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 120 [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:05:31,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:05:31,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:05:31,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:05:32,019 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2021-06-07 16:05:32,019 INFO L430 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:05:32,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:05:32,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1939071538, now seen corresponding path program 28 times [2021-06-07 16:05:32,020 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:05:32,020 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443969160] [2021-06-07 16:05:32,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:05:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:05:32,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 764 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:05:32,218 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:05:32,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443969160] [2021-06-07 16:05:32,218 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443969160] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:32,218 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411313736] [2021-06-07 16:05:32,218 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:05:32,304 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-07 16:05:32,304 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:05:32,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 30 conjunts are in the unsatisfiable core [2021-06-07 16:05:32,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:05:32,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1052 backedges. 764 proven. 287 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:05:32,524 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411313736] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:32,524 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:05:32,524 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 18 [2021-06-07 16:05:32,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346878827] [2021-06-07 16:05:32,524 INFO L462 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-06-07 16:05:32,524 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:05:32,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-06-07 16:05:32,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=153, Invalid=153, Unknown=0, NotChecked=0, Total=306 [2021-06-07 16:05:32,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:32,525 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:05:32,525 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 9.722222222222221) internal successors, (175), 18 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:05:32,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:05:32,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:05:32,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:05:32,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:05:32,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 16:05:33,015 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable104 [2021-06-07 16:05:33,015 INFO L430 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:05:33,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:05:33,015 INFO L82 PathProgramCache]: Analyzing trace with hash 1702842535, now seen corresponding path program 29 times [2021-06-07 16:05:33,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:05:33,016 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1317919891] [2021-06-07 16:05:33,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:05:33,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:05:41,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 15 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:05:41,140 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:05:41,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1317919891] [2021-06-07 16:05:41,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1317919891] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:05:41,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570516982] [2021-06-07 16:05:41,141 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:05:41,251 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2021-06-07 16:05:41,251 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:05:41,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 212 conjunts are in the unsatisfiable core [2021-06-07 16:05:41,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:06:00,586 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-06-07 16:06:02,735 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-06-07 16:06:03,311 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-06-07 16:06:03,916 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-06-07 16:06:04,482 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-06-07 16:06:05,129 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2021-06-07 16:06:05,741 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-06-07 16:06:05,777 INFO L354 Elim1Store]: treesize reduction 1066, result has 0.1 percent of original size [2021-06-07 16:06:05,777 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 91 case distinctions, treesize of input 271 treesize of output 163 [2021-06-07 16:06:05,781 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:06:05,827 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:06:05,829 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:06:05,829 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:350, output treesize:174 [2021-06-07 16:06:06,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,765 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,794 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,811 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,829 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,845 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,861 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,881 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,889 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,894 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,907 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-07 16:06:06,909 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-07 16:06:06,909 INFO L244 Elim1Store]: Index analysis took 148 ms [2021-06-07 16:06:06,912 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 28 select indices, 28 select index equivalence classes, 91 disjoint index pairs (out of 378 index pairs), introduced 14 new quantified variables, introduced 0 case distinctions, treesize of input 170 treesize of output 62 [2021-06-07 16:06:06,917 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:06:06,926 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:06:06,927 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:06:06,928 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:181, output treesize:10 [2021-06-07 16:06:07,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1095 backedges. 15 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:06:07,388 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570516982] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:06:07,388 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:06:07,388 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [106, 93] total 195 [2021-06-07 16:06:07,389 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228906266] [2021-06-07 16:06:07,389 INFO L462 AbstractCegarLoop]: Interpolant automaton has 195 states [2021-06-07 16:06:07,389 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:06:07,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2021-06-07 16:06:07,390 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1409, Invalid=36421, Unknown=0, NotChecked=0, Total=37830 [2021-06-07 16:06:07,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:06:07,390 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:06:07,391 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 195 states, 195 states have (on average 1.6974358974358974) internal successors, (331), 195 states have internal predecessors, (331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:06:07,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 16:06:07,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:06:23,722 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2021-06-07 16:06:27,534 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 81 [2021-06-07 16:06:27,859 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2021-06-07 16:06:28,778 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 81 [2021-06-07 16:06:29,149 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2021-06-07 16:06:29,626 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 89 [2021-06-07 16:06:30,089 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 87 [2021-06-07 16:06:30,651 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 88 [2021-06-07 16:06:31,048 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 95 [2021-06-07 16:06:31,550 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 98 [2021-06-07 16:06:32,034 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 94 [2021-06-07 16:06:32,613 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 94 [2021-06-07 16:06:33,025 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 98 [2021-06-07 16:06:33,552 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 100 [2021-06-07 16:06:34,049 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 100 [2021-06-07 16:06:34,647 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 100 [2021-06-07 16:06:35,072 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 103 [2021-06-07 16:06:35,615 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 108 [2021-06-07 16:06:36,166 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 106 [2021-06-07 16:06:36,798 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 106 [2021-06-07 16:06:37,257 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 109 [2021-06-07 16:06:37,828 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 114 [2021-06-07 16:06:38,399 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 112 [2021-06-07 16:06:39,121 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 113 [2021-06-07 16:06:39,616 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 119 [2021-06-07 16:06:40,217 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 120 [2021-06-07 16:06:40,820 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 118 [2021-06-07 16:06:41,542 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 119 [2021-06-07 16:06:42,063 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 125 [2021-06-07 16:06:42,708 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 126 [2021-06-07 16:06:43,343 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 124 [2021-06-07 16:06:44,116 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 125 [2021-06-07 16:06:44,695 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 131 [2021-06-07 16:06:45,403 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 132 [2021-06-07 16:06:46,078 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 130 [2021-06-07 16:06:46,878 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 130 [2021-06-07 16:06:47,483 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 133 [2021-06-07 16:06:48,215 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2021-06-07 16:06:48,886 WARN L205 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 134 [2021-06-07 16:06:49,658 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 134 [2021-06-07 16:06:50,256 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 139 [2021-06-07 16:06:51,012 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 142 [2021-06-07 16:06:51,709 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 140 [2021-06-07 16:06:52,499 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 142 [2021-06-07 16:06:53,128 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 150 [2021-06-07 16:06:53,884 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 148 [2021-06-07 16:06:54,685 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 149 [2021-06-07 16:06:55,655 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 151 [2021-06-07 16:06:56,361 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 157 [2021-06-07 16:06:57,289 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 155 [2021-06-07 16:06:58,203 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 153 [2021-06-07 16:06:58,937 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 100 [2021-06-07 16:07:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:07,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:07,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:07:07,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:07:07,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:07:07,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 16:07:07,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-07 16:07:08,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:07:08,147 INFO L430 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:07:08,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:07:08,148 INFO L82 PathProgramCache]: Analyzing trace with hash 178034118, now seen corresponding path program 30 times [2021-06-07 16:07:08,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:07:08,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916691284] [2021-06-07 16:07:08,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:07:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:07:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 871 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:07:08,335 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:07:08,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916691284] [2021-06-07 16:07:08,335 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916691284] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:08,335 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1868096184] [2021-06-07 16:07:08,335 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:07:08,446 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 18 check-sat command(s) [2021-06-07 16:07:08,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-07 16:07:08,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 32 conjunts are in the unsatisfiable core [2021-06-07 16:07:08,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:07:08,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1202 backedges. 871 proven. 330 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-07 16:07:08,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1868096184] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:08,692 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:07:08,692 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 19 [2021-06-07 16:07:08,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572989776] [2021-06-07 16:07:08,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-06-07 16:07:08,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:07:08,692 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-06-07 16:07:08,693 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2021-06-07 16:07:08,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:08,693 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:07:08,693 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 9.736842105263158) internal successors, (185), 19 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:08,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-07 16:07:08,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:09,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:09,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:09,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:09,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:07:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:07:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:07:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-06-07 16:07:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-07 16:07:09,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:07:09,218 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:07:09,219 INFO L430 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-07 16:07:09,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-07 16:07:09,219 INFO L82 PathProgramCache]: Analyzing trace with hash 605828603, now seen corresponding path program 31 times [2021-06-07 16:07:09,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-07 16:07:09,219 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641230450] [2021-06-07 16:07:09,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-07 16:07:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:07:17,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 16 proven. 1232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:07:17,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-07 16:07:17,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641230450] [2021-06-07 16:07:17,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641230450] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:17,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1003443319] [2021-06-07 16:07:17,865 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 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-07 16:07:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-07 16:07:17,945 INFO L263 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 218 conjunts are in the unsatisfiable core [2021-06-07 16:07:17,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-07 16:07:38,604 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2021-06-07 16:07:44,397 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2021-06-07 16:07:45,060 INFO L354 Elim1Store]: treesize reduction 1260, result has 0.1 percent of original size [2021-06-07 16:07:45,060 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 295 treesize of output 175 [2021-06-07 16:07:45,064 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:07:45,152 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:07:45,154 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:07:45,154 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:374, output treesize:181 [2021-06-07 16:07:46,032 INFO L354 Elim1Store]: treesize reduction 1232, result has 0.1 percent of original size [2021-06-07 16:07:46,033 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 15 select indices, 15 select index equivalence classes, 0 disjoint index pairs (out of 105 index pairs), introduced 15 new quantified variables, introduced 105 case distinctions, treesize of input 182 treesize of output 66 [2021-06-07 16:07:46,035 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-07 16:07:46,039 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-07 16:07:46,040 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-07 16:07:46,040 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:185, output treesize:10 [2021-06-07 16:07:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1248 backedges. 16 proven. 1232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-07 16:07:46,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1003443319] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-07 16:07:46,510 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-07 16:07:46,510 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [113, 98] total 207 [2021-06-07 16:07:46,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022160618] [2021-06-07 16:07:46,510 INFO L462 AbstractCegarLoop]: Interpolant automaton has 207 states [2021-06-07 16:07:46,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-07 16:07:46,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2021-06-07 16:07:46,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1541, Invalid=41101, Unknown=0, NotChecked=0, Total=42642 [2021-06-07 16:07:46,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:07:46,512 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-07 16:07:46,513 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 207 states, 207 states have (on average 1.6956521739130435) internal successors, (351), 207 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 66 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-07 16:07:46,513 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 127 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-06-07 16:07:46,514 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-07 16:08:00,487 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-07 16:08:00,850 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 72 [2021-06-07 16:08:01,210 WARN L205 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 72 [2021-06-07 16:08:01,696 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 76 [2021-06-07 16:08:02,078 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 76 [2021-06-07 16:08:02,458 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 76 Received shutdown request... [2021-06-07 16:08:02,889 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable109 [2021-06-07 16:08:02,889 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-07 16:08:02,903 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-07 16:08:02,906 WARN L196 ceAbstractionStarter]: Timeout [2021-06-07 16:08:02,907 INFO L202 PluginConnector]: Adding new model prod-cons3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.06 04:08:02 BasicIcfg [2021-06-07 16:08:02,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-07 16:08:02,907 INFO L168 Benchmark]: Toolchain (without parser) took 806964.43 ms. Allocated memory was 377.5 MB in the beginning and 943.7 MB in the end (delta: 566.2 MB). Free memory was 357.5 MB in the beginning and 705.6 MB in the end (delta: -348.1 MB). Peak memory consumption was 767.7 MB. Max. memory is 16.0 GB. [2021-06-07 16:08:02,907 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 377.5 MB. Free memory was 358.7 MB in the beginning and 358.7 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 16:08:02,907 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.27 ms. Allocated memory is still 377.5 MB. Free memory was 357.4 MB in the beginning and 356.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-07 16:08:02,908 INFO L168 Benchmark]: Boogie Preprocessor took 17.15 ms. Allocated memory is still 377.5 MB. Free memory was 356.0 MB in the beginning and 354.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-07 16:08:02,908 INFO L168 Benchmark]: RCFGBuilder took 273.82 ms. Allocated memory is still 377.5 MB. Free memory was 354.8 MB in the beginning and 339.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. [2021-06-07 16:08:02,908 INFO L168 Benchmark]: TraceAbstraction took 806643.10 ms. Allocated memory was 377.5 MB in the beginning and 943.7 MB in the end (delta: 566.2 MB). Free memory was 339.0 MB in the beginning and 705.6 MB in the end (delta: -366.6 MB). Peak memory consumption was 748.9 MB. Max. memory is 16.0 GB. [2021-06-07 16:08:02,908 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 377.5 MB. Free memory was 358.7 MB in the beginning and 358.7 MB in the end (delta: 70.4 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 26.27 ms. Allocated memory is still 377.5 MB. Free memory was 357.4 MB in the beginning and 356.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * Boogie Preprocessor took 17.15 ms. Allocated memory is still 377.5 MB. Free memory was 356.0 MB in the beginning and 354.9 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 273.82 ms. Allocated memory is still 377.5 MB. Free memory was 354.8 MB in the beginning and 339.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.0 GB. * TraceAbstraction took 806643.10 ms. Allocated memory was 377.5 MB in the beginning and 943.7 MB in the end (delta: 566.2 MB). Free memory was 339.0 MB in the beginning and 705.6 MB in the end (delta: -366.6 MB). Peak memory consumption was 748.9 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 224465, positive: 201371, positive conditional: 201371, positive unconditional: 0, negative: 23094, negative conditional: 23094, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 205332, positive: 201371, positive conditional: 201371, positive unconditional: 0, negative: 3961, negative conditional: 3961, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 205332, positive: 195215, positive conditional: 0, positive unconditional: 195215, negative: 10117, negative conditional: 0, negative unconditional: 10117, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 190, positive: 179, positive conditional: 0, positive unconditional: 179, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 190, positive: 177, positive conditional: 0, positive unconditional: 177, negative: 13, negative conditional: 0, negative unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 205332, positive: 195036, positive conditional: 0, positive unconditional: 195036, negative: 10106, negative conditional: 0, negative unconditional: 10106, unknown: 190, unknown conditional: 0, unknown unconditional: 190] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954, SemanticConditionEliminator.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 126032, positive: 6156, positive conditional: 6156, positive unconditional: 0, negative: 119876, negative conditional: 25922, negative unconditional: 93954, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 346, positive: 68, positive conditional: 66, positive unconditional: 2, negative: 278, negative conditional: 267, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 664, positive: 106, positive conditional: 90, positive unconditional: 16, negative: 558, negative conditional: 462, negative unconditional: 96, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 126032, positive: 6090, positive conditional: 6090, positive unconditional: 0, negative: 119609, negative conditional: 25655, negative unconditional: 93954, unknown: 333, unknown conditional: 333, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 523, Positive cache size: 245, Positive conditional cache size: 66, Positive unconditional cache size: 179, Negative cache size: 278, Negative conditional cache size: 267, Negative unconditional cache size: 11, Eliminated conditions: 93954 ], Maximal queried relation: 33, Independence queries for same thread: 19133 - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 253 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 61 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 806513.8ms, OverallIterations: 34, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 18.7ms, PartialOrderReductionTime: 312847.5ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 1312, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 367.1ms SsaConstructionTime, 2126.4ms SatisfiabilityAnalysisTime, 483515.8ms InterpolantComputationTime, 6692 NumberOfCodeBlocks, 6689 NumberOfCodeBlocksAsserted, 215 NumberOfCheckSat, 6627 ConstructedInterpolants, 92 QuantifiedInterpolants, 256018 SizeOfPredicates, 358 NumberOfNonLiveVariables, 9148 ConjunctsInSsa, 2061 ConjunctsInUnsatCore, 65 InterpolantComputations, 4 PerfectInterpolantSequences, 9167/26554 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown